20259690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 55688256

約数和(自身を除く): 35428566

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 73, 87, 110, 145, 146, 165, 174, 219, 290, 319, 330, 365, 435, 438, 638, 730, 803, 841, 870, 957, 1095, 1595, 1606, 1682, 1914, 2117, 2190, 2409, 2523, 3190, 4015, 4205, 4234, 4785, 4818, 5046, 6351, 8030, 8410, 9251, 9570, 10585, 12045, 12615, 12702, 18502, 21170, 23287, 24090, 25230, 27753, 31755, 46255, 46574, 55506, 61393, 63510, 69861, 92510, 116435, 122786, 138765, 139722, 184179, 232870, 277530, 306965, 349305, 368358, 613930, 675323, 698610, 920895, 1350646, 1841790, 2025969, 3376615, 4051938, 6753230, 10129845, 20259690]

約数ペア:

[(1, 20259690), (2, 10129845), (3, 6753230), (5, 4051938), (6, 3376615), (10, 2025969), (11, 1841790), (15, 1350646), (22, 920895), (29, 698610), (30, 675323), (33, 613930), (55, 368358), (58, 349305), (66, 306965), (73, 277530), (87, 232870), (110, 184179), (145, 139722), (146, 138765), (165, 122786), (174, 116435), (219, 92510), (290, 69861), (319, 63510), (330, 61393), (365, 55506), (435, 46574), (438, 46255), (638, 31755), (730, 27753), (803, 25230), (841, 24090), (870, 23287), (957, 21170), (1095, 18502), (1595, 12702), (1606, 12615), (1682, 12045), (1914, 10585), (2117, 9570), (2190, 9251), (2409, 8410), (2523, 8030), (3190, 6351), (4015, 5046), (4205, 4818), (4234, 4785)]