43198420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 93844800

約数和(自身を除く): 50646380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 379, 410, 556, 695, 758, 820, 1390, 1516, 1895, 2780, 3790, 5699, 7580, 11398, 15539, 22796, 28495, 31078, 52681, 56990, 62156, 77695, 105362, 113980, 155390, 210724, 263405, 310780, 526810, 1053620, 2159921, 4319842, 8639684, 10799605, 21599210, 43198420]

約数ペア:

[(1, 43198420), (2, 21599210), (4, 10799605), (5, 8639684), (10, 4319842), (20, 2159921), (41, 1053620), (82, 526810), (139, 310780), (164, 263405), (205, 210724), (278, 155390), (379, 113980), (410, 105362), (556, 77695), (695, 62156), (758, 56990), (820, 52681), (1390, 31078), (1516, 28495), (1895, 22796), (2780, 15539), (3790, 11398), (5699, 7580)]