20523646980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1\times {\mathrm{4091}}^1$

素因数の和:4746

約数の個数: 144

約数和(自身を含む): 63702422784

約数和(自身を除く): 43178775804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 593, 705, 846, 940, 1186, 1410, 1692, 1779, 2115, 2372, 2820, 2965, 3558, 4091, 4230, 5337, 5930, 7116, 8182, 8460, 8895, 10674, 11860, 12273, 16364, 17790, 20455, 21348, 24546, 26685, 27871, 35580, 36819, 40910, 49092, 53370, 55742, 61365, 73638, 81820, 83613, 106740, 111484, 122730, 139355, 147276, 167226, 184095, 192277, 245460, 250839, 278710, 334452, 368190, 384554, 418065, 501678, 557420, 576831, 736380, 769108, 836130, 961385, 1003356, 1153662, 1254195, 1672260, 1730493, 1922770, 2307324, 2425963, 2508390, 2884155, 3460986, 3845540, 4851926, 5016780, 5768310, 6921972, 7277889, 8652465, 9703852, 11536620, 12129815, 14555778, 17304930, 21833667, 24259630, 29111556, 34609860, 36389445, 43667334, 48519260, 72778890, 87334668, 109168335, 114020261, 145557780, 218336670, 228040522, 342060783, 436673340, 456081044, 570101305, 684121566, 1026182349, 1140202610, 1368243132, 1710303915, 2052364698, 2280405220, 3420607830, 4104729396, 5130911745, 6841215660, 10261823490, 20523646980]

約数ペア:

[(1, 20523646980), (2, 10261823490), (3, 6841215660), (4, 5130911745), (5, 4104729396), (6, 3420607830), (9, 2280405220), (10, 2052364698), (12, 1710303915), (15, 1368243132), (18, 1140202610), (20, 1026182349), (30, 684121566), (36, 570101305), (45, 456081044), (47, 436673340), (60, 342060783), (90, 228040522), (94, 218336670), (141, 145557780), (180, 114020261), (188, 109168335), (235, 87334668), (282, 72778890), (423, 48519260), (470, 43667334), (564, 36389445), (593, 34609860), (705, 29111556), (846, 24259630), (940, 21833667), (1186, 17304930), (1410, 14555778), (1692, 12129815), (1779, 11536620), (2115, 9703852), (2372, 8652465), (2820, 7277889), (2965, 6921972), (3558, 5768310), (4091, 5016780), (4230, 4851926), (5337, 3845540), (5930, 3460986), (7116, 2884155), (8182, 2508390), (8460, 2425963), (8895, 2307324), (10674, 1922770), (11860, 1730493), (12273, 1672260), (16364, 1254195), (17790, 1153662), (20455, 1003356), (21348, 961385), (24546, 836130), (26685, 769108), (27871, 736380), (35580, 576831), (36819, 557420), (40910, 501678), (49092, 418065), (53370, 384554), (55742, 368190), (61365, 334452), (73638, 278710), (81820, 250839), (83613, 245460), (106740, 192277), (111484, 184095), (122730, 167226), (139355, 147276)]