20195594000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5479}}^1$

素因数の和:5618

約数の個数: 160

約数和(自身を含む): 51942508800

約数和(自身を除く): 31746914800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 97, 100, 125, 152, 190, 194, 200, 250, 304, 380, 388, 400, 475, 485, 500, 760, 776, 950, 970, 1000, 1520, 1552, 1843, 1900, 1940, 2000, 2375, 2425, 3686, 3800, 3880, 4750, 4850, 5479, 7372, 7600, 7760, 9215, 9500, 9700, 10958, 12125, 14744, 18430, 19000, 19400, 21916, 24250, 27395, 29488, 36860, 38000, 38800, 43832, 46075, 48500, 54790, 73720, 87664, 92150, 97000, 104101, 109580, 136975, 147440, 184300, 194000, 208202, 219160, 230375, 273950, 368600, 416404, 438320, 460750, 520505, 531463, 547900, 684875, 737200, 832808, 921500, 1041010, 1062926, 1095800, 1369750, 1665616, 1843000, 2082020, 2125852, 2191600, 2602525, 2657315, 2739500, 3686000, 4164040, 4251704, 5205050, 5314630, 5479000, 8328080, 8503408, 10097797, 10410100, 10629260, 10958000, 13012625, 13286575, 20195594, 20820200, 21258520, 26025250, 26573150, 40391188, 41640400, 42517040, 50488985, 52050500, 53146300, 66432875, 80782376, 100977970, 104101000, 106292600, 132865750, 161564752, 201955940, 208202000, 212585200, 252444925, 265731500, 403911880, 504889850, 531463000, 807823760, 1009779700, 1062926000, 1262224625, 2019559400, 2524449250, 4039118800, 5048898500, 10097797000, 20195594000]

約数ペア:

[(1, 20195594000), (2, 10097797000), (4, 5048898500), (5, 4039118800), (8, 2524449250), (10, 2019559400), (16, 1262224625), (19, 1062926000), (20, 1009779700), (25, 807823760), (38, 531463000), (40, 504889850), (50, 403911880), (76, 265731500), (80, 252444925), (95, 212585200), (97, 208202000), (100, 201955940), (125, 161564752), (152, 132865750), (190, 106292600), (194, 104101000), (200, 100977970), (250, 80782376), (304, 66432875), (380, 53146300), (388, 52050500), (400, 50488985), (475, 42517040), (485, 41640400), (500, 40391188), (760, 26573150), (776, 26025250), (950, 21258520), (970, 20820200), (1000, 20195594), (1520, 13286575), (1552, 13012625), (1843, 10958000), (1900, 10629260), (1940, 10410100), (2000, 10097797), (2375, 8503408), (2425, 8328080), (3686, 5479000), (3800, 5314630), (3880, 5205050), (4750, 4251704), (4850, 4164040), (5479, 3686000), (7372, 2739500), (7600, 2657315), (7760, 2602525), (9215, 2191600), (9500, 2125852), (9700, 2082020), (10958, 1843000), (12125, 1665616), (14744, 1369750), (18430, 1095800), (19000, 1062926), (19400, 1041010), (21916, 921500), (24250, 832808), (27395, 737200), (29488, 684875), (36860, 547900), (38000, 531463), (38800, 520505), (43832, 460750), (46075, 438320), (48500, 416404), (54790, 368600), (73720, 273950), (87664, 230375), (92150, 219160), (97000, 208202), (104101, 194000), (109580, 184300), (136975, 147440)]