20970510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 56881440

約数和(自身を除く): 35910930

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 53, 55, 66, 106, 109, 110, 121, 159, 165, 218, 242, 265, 318, 327, 330, 363, 530, 545, 583, 605, 654, 726, 795, 1090, 1166, 1199, 1210, 1590, 1635, 1749, 1815, 2398, 2915, 3270, 3498, 3597, 3630, 5777, 5830, 5995, 6413, 7194, 8745, 11554, 11990, 12826, 13189, 17331, 17490, 17985, 19239, 26378, 28885, 32065, 34662, 35970, 38478, 39567, 57770, 63547, 64130, 65945, 79134, 86655, 96195, 127094, 131890, 173310, 190641, 192390, 197835, 317735, 381282, 395670, 635470, 699017, 953205, 1398034, 1906410, 2097051, 3495085, 4194102, 6990170, 10485255, 20970510]

約数ペア:

[(1, 20970510), (2, 10485255), (3, 6990170), (5, 4194102), (6, 3495085), (10, 2097051), (11, 1906410), (15, 1398034), (22, 953205), (30, 699017), (33, 635470), (53, 395670), (55, 381282), (66, 317735), (106, 197835), (109, 192390), (110, 190641), (121, 173310), (159, 131890), (165, 127094), (218, 96195), (242, 86655), (265, 79134), (318, 65945), (327, 64130), (330, 63547), (363, 57770), (530, 39567), (545, 38478), (583, 35970), (605, 34662), (654, 32065), (726, 28885), (795, 26378), (1090, 19239), (1166, 17985), (1199, 17490), (1210, 17331), (1590, 13189), (1635, 12826), (1749, 11990), (1815, 11554), (2398, 8745), (2915, 7194), (3270, 6413), (3498, 5995), (3597, 5830), (3630, 5777)]