22477180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1439}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 29777540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1439, 1562, 2878, 3124, 3905, 5756, 7195, 7810, 14390, 15620, 15829, 28780, 31658, 63316, 79145, 102169, 158290, 204338, 316580, 408676, 510845, 1021690, 1123859, 2043380, 2247718, 4495436, 5619295, 11238590, 22477180]

約数ペア:

[(1, 22477180), (2, 11238590), (4, 5619295), (5, 4495436), (10, 2247718), (11, 2043380), (20, 1123859), (22, 1021690), (44, 510845), (55, 408676), (71, 316580), (110, 204338), (142, 158290), (220, 102169), (284, 79145), (355, 63316), (710, 31658), (781, 28780), (1420, 15829), (1439, 15620), (1562, 14390), (2878, 7810), (3124, 7195), (3905, 5756)]