10890830

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 20357568

約数和(自身を除く): 9466738

約数列:

[1, 2, 5, 10, 41, 82, 101, 202, 205, 263, 410, 505, 526, 1010, 1315, 2630, 4141, 8282, 10783, 20705, 21566, 26563, 41410, 53126, 53915, 107830, 132815, 265630, 1089083, 2178166, 5445415, 10890830]

約数ペア:

[(1, 10890830), (2, 5445415), (5, 2178166), (10, 1089083), (41, 265630), (82, 132815), (101, 107830), (202, 53915), (205, 53126), (263, 41410), (410, 26563), (505, 21566), (526, 20705), (1010, 10783), (1315, 8282), (2630, 4141)]