20013302730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1193}}^1$

素因数の和:1456

約数の個数: 128

約数和(自身を含む): 49888949760

約数和(自身を除く): 29875647030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 89, 103, 122, 178, 183, 206, 267, 305, 309, 366, 445, 515, 534, 610, 618, 890, 915, 1030, 1193, 1335, 1545, 1830, 2386, 2670, 3090, 3579, 5429, 5965, 6283, 7158, 9167, 10858, 11930, 12566, 16287, 17895, 18334, 18849, 27145, 27501, 31415, 32574, 35790, 37698, 45835, 54290, 55002, 62830, 72773, 81435, 91670, 94245, 106177, 122879, 137505, 145546, 162870, 188490, 212354, 218319, 245758, 275010, 318531, 363865, 368637, 436638, 530885, 559187, 614395, 637062, 727730, 737274, 1061770, 1091595, 1118374, 1228790, 1592655, 1677561, 1843185, 2183190, 2795935, 3185310, 3355122, 3686370, 5591870, 6476797, 7495619, 8387805, 10936231, 12953594, 14991238, 16775610, 19430391, 21872462, 22486857, 32383985, 32808693, 37478095, 38860782, 44973714, 54681155, 64767970, 65617386, 74956190, 97151955, 109362310, 112434285, 164043465, 194303910, 224868570, 328086930, 667110091, 1334220182, 2001330273, 3335550455, 4002660546, 6671100910, 10006651365, 20013302730]

約数ペア:

[(1, 20013302730), (2, 10006651365), (3, 6671100910), (5, 4002660546), (6, 3335550455), (10, 2001330273), (15, 1334220182), (30, 667110091), (61, 328086930), (89, 224868570), (103, 194303910), (122, 164043465), (178, 112434285), (183, 109362310), (206, 97151955), (267, 74956190), (305, 65617386), (309, 64767970), (366, 54681155), (445, 44973714), (515, 38860782), (534, 37478095), (610, 32808693), (618, 32383985), (890, 22486857), (915, 21872462), (1030, 19430391), (1193, 16775610), (1335, 14991238), (1545, 12953594), (1830, 10936231), (2386, 8387805), (2670, 7495619), (3090, 6476797), (3579, 5591870), (5429, 3686370), (5965, 3355122), (6283, 3185310), (7158, 2795935), (9167, 2183190), (10858, 1843185), (11930, 1677561), (12566, 1592655), (16287, 1228790), (17895, 1118374), (18334, 1091595), (18849, 1061770), (27145, 737274), (27501, 727730), (31415, 637062), (32574, 614395), (35790, 559187), (37698, 530885), (45835, 436638), (54290, 368637), (55002, 363865), (62830, 318531), (72773, 275010), (81435, 245758), (91670, 218319), (94245, 212354), (106177, 188490), (122879, 162870), (137505, 145546)]