8368280

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1597}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 18984240

約数和(自身を除く): 10615960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1597, 2620, 3194, 5240, 6388, 7985, 12776, 15970, 31940, 63880, 209207, 418414, 836828, 1046035, 1673656, 2092070, 4184140, 8368280]

約数ペア:

[(1, 8368280), (2, 4184140), (4, 2092070), (5, 1673656), (8, 1046035), (10, 836828), (20, 418414), (40, 209207), (131, 63880), (262, 31940), (524, 15970), (655, 12776), (1048, 7985), (1310, 6388), (1597, 5240), (2620, 3194)]