18279380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2213}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 44634240

約数和(自身を除く): 26354860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 2213, 4130, 4426, 8260, 8852, 11065, 15491, 22130, 30982, 44260, 61964, 77455, 130567, 154910, 261134, 309820, 522268, 652835, 913969, 1305670, 1827938, 2611340, 3655876, 4569845, 9139690, 18279380]

約数ペア:

[(1, 18279380), (2, 9139690), (4, 4569845), (5, 3655876), (7, 2611340), (10, 1827938), (14, 1305670), (20, 913969), (28, 652835), (35, 522268), (59, 309820), (70, 261134), (118, 154910), (140, 130567), (236, 77455), (295, 61964), (413, 44260), (590, 30982), (826, 22130), (1180, 15491), (1652, 11065), (2065, 8852), (2213, 8260), (4130, 4426)]