7387640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14207}}^1$

素因数の和:14231

約数の個数: 32

約数和(自身を含む): 17902080

約数和(自身を除く): 10514440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 14207, 28414, 56828, 71035, 113656, 142070, 184691, 284140, 369382, 568280, 738764, 923455, 1477528, 1846910, 3693820, 7387640]

約数ペア:

[(1, 7387640), (2, 3693820), (4, 1846910), (5, 1477528), (8, 923455), (10, 738764), (13, 568280), (20, 369382), (26, 284140), (40, 184691), (52, 142070), (65, 113656), (104, 71035), (130, 56828), (260, 28414), (520, 14207)]