15888860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2657}}^1$

素因数の和:2702

約数の個数: 48

約数和(自身を含む): 37509696

約数和(自身を除く): 21620836

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2657, 2990, 5314, 5980, 10628, 13285, 26570, 34541, 53140, 61111, 69082, 122222, 138164, 172705, 244444, 305555, 345410, 611110, 690820, 794443, 1222220, 1588886, 3177772, 3972215, 7944430, 15888860]

約数ペア:

[(1, 15888860), (2, 7944430), (4, 3972215), (5, 3177772), (10, 1588886), (13, 1222220), (20, 794443), (23, 690820), (26, 611110), (46, 345410), (52, 305555), (65, 244444), (92, 172705), (115, 138164), (130, 122222), (230, 69082), (260, 61111), (299, 53140), (460, 34541), (598, 26570), (1196, 13285), (1495, 10628), (2657, 5980), (2990, 5314)]