189743320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{364891}}^1$

素因数の和:364915

約数の個数: 32

約数和(自身を含む): 459763920

約数和(自身を除く): 270020600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 364891, 729782, 1459564, 1824455, 2919128, 3648910, 4743583, 7297820, 9487166, 14595640, 18974332, 23717915, 37948664, 47435830, 94871660, 189743320]

約数ペア:

[(1, 189743320), (2, 94871660), (4, 47435830), (5, 37948664), (8, 23717915), (10, 18974332), (13, 14595640), (20, 9487166), (26, 7297820), (40, 4743583), (52, 3648910), (65, 2919128), (104, 1824455), (130, 1459564), (260, 729782), (520, 364891)]