1557874880

素因数分解:

$2^6\times 5^1\times {\mathrm{4868359}}^1$

素因数の和:4868376

約数の個数: 28

約数和(自身を含む): 3709690320

約数和(自身を除く): 2151815440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4868359, 9736718, 19473436, 24341795, 38946872, 48683590, 77893744, 97367180, 155787488, 194734360, 311574976, 389468720, 778937440, 1557874880]

約数ペア:

[(1, 1557874880), (2, 778937440), (4, 389468720), (5, 311574976), (8, 194734360), (10, 155787488), (16, 97367180), (20, 77893744), (32, 48683590), (40, 38946872), (64, 24341795), (80, 19473436), (160, 9736718), (320, 4868359)]