308535760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{296669}}^1$

素因数の和:296695

約数の個数: 40

約数和(自身を含む): 772528680

約数和(自身を除く): 463992920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 296669, 593338, 1186676, 1483345, 2373352, 2966690, 3856697, 4746704, 5933380, 7713394, 11866760, 15426788, 19283485, 23733520, 30853576, 38566970, 61707152, 77133940, 154267880, 308535760]

約数ペア:

[(1, 308535760), (2, 154267880), (4, 77133940), (5, 61707152), (8, 38566970), (10, 30853576), (13, 23733520), (16, 19283485), (20, 15426788), (26, 11866760), (40, 7713394), (52, 5933380), (65, 4746704), (80, 3856697), (104, 2966690), (130, 2373352), (208, 1483345), (260, 1186676), (520, 593338), (1040, 296669)]