84708560

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1901}}^1$

素因数の和:2471

約数の個数: 40

約数和(自身を含む): 197404776

約数和(自身を除く): 112696216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 1114, 1901, 2228, 2785, 3802, 4456, 5570, 7604, 8912, 9505, 11140, 15208, 19010, 22280, 30416, 38020, 44560, 76040, 152080, 1058857, 2117714, 4235428, 5294285, 8470856, 10588570, 16941712, 21177140, 42354280, 84708560]

約数ペア:

[(1, 84708560), (2, 42354280), (4, 21177140), (5, 16941712), (8, 10588570), (10, 8470856), (16, 5294285), (20, 4235428), (40, 2117714), (80, 1058857), (557, 152080), (1114, 76040), (1901, 44560), (2228, 38020), (2785, 30416), (3802, 22280), (4456, 19010), (5570, 15208), (7604, 11140), (8912, 9505)]