20258583620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4261}}^1\times {\mathrm{21611}}^1$

素因数の和:25892

約数の個数: 48

約数和(自身を含む): 46423613376

約数和(自身を除く): 26165029756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4261, 8522, 17044, 21305, 21611, 42610, 43222, 46871, 85220, 86444, 93742, 108055, 187484, 216110, 234355, 237721, 432220, 468710, 475442, 937420, 950884, 1188605, 2377210, 4754420, 92084471, 184168942, 368337884, 460422355, 920844710, 1012929181, 1841689420, 2025858362, 4051716724, 5064645905, 10129291810, 20258583620]

約数ペア:

[(1, 20258583620), (2, 10129291810), (4, 5064645905), (5, 4051716724), (10, 2025858362), (11, 1841689420), (20, 1012929181), (22, 920844710), (44, 460422355), (55, 368337884), (110, 184168942), (220, 92084471), (4261, 4754420), (8522, 2377210), (17044, 1188605), (21305, 950884), (21611, 937420), (42610, 475442), (43222, 468710), (46871, 432220), (85220, 237721), (86444, 234355), (93742, 216110), (108055, 187484)]