11818640

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{613}}^1$

素因数の和:867

約数の個数: 40

約数和(自身を含む): 27637368

約数和(自身を除く): 15818728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 613, 964, 1205, 1226, 1928, 2410, 2452, 3065, 3856, 4820, 4904, 6130, 9640, 9808, 12260, 19280, 24520, 49040, 147733, 295466, 590932, 738665, 1181864, 1477330, 2363728, 2954660, 5909320, 11818640]

約数ペア:

[(1, 11818640), (2, 5909320), (4, 2954660), (5, 2363728), (8, 1477330), (10, 1181864), (16, 738665), (20, 590932), (40, 295466), (80, 147733), (241, 49040), (482, 24520), (613, 19280), (964, 12260), (1205, 9808), (1226, 9640), (1928, 6130), (2410, 4904), (2452, 4820), (3065, 3856)]