1657204020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{195887}}^1$

素因数の和:195949

約数の個数: 72

約数和(自身を含む): 5133832704

約数和(自身を除く): 3476628684

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, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 195887, 391774, 587661, 783548, 979435, 1175322, 1762983, 1958870, 2350644, 2938305, 3525966, 3917740, 5876610, 7051932, 8814915, 9206689, 11753220, 17629830, 18413378, 27620067, 35259660, 36826756, 46033445, 55240134, 82860201, 92066890, 110480268, 138100335, 165720402, 184133780, 276200670, 331440804, 414301005, 552401340, 828602010, 1657204020]

約数ペア:

[(1, 1657204020), (2, 828602010), (3, 552401340), (4, 414301005), (5, 331440804), (6, 276200670), (9, 184133780), (10, 165720402), (12, 138100335), (15, 110480268), (18, 92066890), (20, 82860201), (30, 55240134), (36, 46033445), (45, 36826756), (47, 35259660), (60, 27620067), (90, 18413378), (94, 17629830), (141, 11753220), (180, 9206689), (188, 8814915), (235, 7051932), (282, 5876610), (423, 3917740), (470, 3525966), (564, 2938305), (705, 2350644), (846, 1958870), (940, 1762983), (1410, 1175322), (1692, 979435), (2115, 783548), (2820, 587661), (4230, 391774), (8460, 195887)]