357029140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1373189}}^1$

素因数の和:1373211

約数の個数: 24

約数和(自身を含む): 807435720

約数和(自身を除く): 450406580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1373189, 2746378, 5492756, 6865945, 13731890, 17851457, 27463780, 35702914, 71405828, 89257285, 178514570, 357029140]

約数ペア:

[(1, 357029140), (2, 178514570), (4, 89257285), (5, 71405828), (10, 35702914), (13, 27463780), (20, 17851457), (26, 13731890), (52, 6865945), (65, 5492756), (130, 2746378), (260, 1373189)]