8998840

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 20335680

約数和(自身を除く): 11336840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 613, 734, 1226, 1468, 1835, 2452, 2936, 3065, 3670, 4904, 6130, 7340, 12260, 14680, 24520, 224971, 449942, 899884, 1124855, 1799768, 2249710, 4499420, 8998840]

約数ペア:

[(1, 8998840), (2, 4499420), (4, 2249710), (5, 1799768), (8, 1124855), (10, 899884), (20, 449942), (40, 224971), (367, 24520), (613, 14680), (734, 12260), (1226, 7340), (1468, 6130), (1835, 4904), (2452, 3670), (2936, 3065)]