1499420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 3480960

約数和(自身を除く): 1981540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 79, 130, 146, 158, 260, 292, 316, 365, 395, 730, 790, 949, 1027, 1460, 1580, 1898, 2054, 3796, 4108, 4745, 5135, 5767, 9490, 10270, 11534, 18980, 20540, 23068, 28835, 57670, 74971, 115340, 149942, 299884, 374855, 749710, 1499420]

約数ペア:

[(1, 1499420), (2, 749710), (4, 374855), (5, 299884), (10, 149942), (13, 115340), (20, 74971), (26, 57670), (52, 28835), (65, 23068), (73, 20540), (79, 18980), (130, 11534), (146, 10270), (158, 9490), (260, 5767), (292, 5135), (316, 4745), (365, 4108), (395, 3796), (730, 2054), (790, 1898), (949, 1580), (1027, 1460)]