17895280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17207}}^1$

素因数の和:17233

約数の個数: 40

約数和(自身を含む): 44809632

約数和(自身を除く): 26914352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 17207, 34414, 68828, 86035, 137656, 172070, 223691, 275312, 344140, 447382, 688280, 894764, 1118455, 1376560, 1789528, 2236910, 3579056, 4473820, 8947640, 17895280]

約数ペア:

[(1, 17895280), (2, 8947640), (4, 4473820), (5, 3579056), (8, 2236910), (10, 1789528), (13, 1376560), (16, 1118455), (20, 894764), (26, 688280), (40, 447382), (52, 344140), (65, 275312), (80, 223691), (104, 172070), (130, 137656), (208, 86035), (260, 68828), (520, 34414), (1040, 17207)]