2016151960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{22273}}^1$

素因数の和:22388

約数の個数: 64

約数和(自身を含む): 4747034880

約数和(自身を除く): 2730882920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 1240, 1460, 2263, 2920, 4526, 9052, 11315, 18104, 22273, 22630, 44546, 45260, 89092, 90520, 111365, 178184, 222730, 445460, 690463, 890920, 1380926, 1625929, 2761852, 3251858, 3452315, 5523704, 6503716, 6904630, 8129645, 13007432, 13809260, 16259290, 27618520, 32518580, 50403799, 65037160, 100807598, 201615196, 252018995, 403230392, 504037990, 1008075980, 2016151960]

約数ペア:

[(1, 2016151960), (2, 1008075980), (4, 504037990), (5, 403230392), (8, 252018995), (10, 201615196), (20, 100807598), (31, 65037160), (40, 50403799), (62, 32518580), (73, 27618520), (124, 16259290), (146, 13809260), (155, 13007432), (248, 8129645), (292, 6904630), (310, 6503716), (365, 5523704), (584, 3452315), (620, 3251858), (730, 2761852), (1240, 1625929), (1460, 1380926), (2263, 890920), (2920, 690463), (4526, 445460), (9052, 222730), (11315, 178184), (18104, 111365), (22273, 90520), (22630, 89092), (44546, 45260)]