189743620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{862471}}^1$

素因数の和:862491

約数の個数: 24

約数和(自身を含む): 434685888

約数和(自身を除く): 244942268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 862471, 1724942, 3449884, 4312355, 8624710, 9487181, 17249420, 18974362, 37948724, 47435905, 94871810, 189743620]

約数ペア:

[(1, 189743620), (2, 94871810), (4, 47435905), (5, 37948724), (10, 18974362), (11, 17249420), (20, 9487181), (22, 8624710), (44, 4312355), (55, 3449884), (110, 1724942), (220, 862471)]