1724380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 4213440

約数和(自身を除く): 2489060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 113, 140, 218, 226, 436, 452, 545, 565, 763, 791, 1090, 1130, 1526, 1582, 2180, 2260, 3052, 3164, 3815, 3955, 7630, 7910, 12317, 15260, 15820, 24634, 49268, 61585, 86219, 123170, 172438, 246340, 344876, 431095, 862190, 1724380]

約数ペア:

[(1, 1724380), (2, 862190), (4, 431095), (5, 344876), (7, 246340), (10, 172438), (14, 123170), (20, 86219), (28, 61585), (35, 49268), (70, 24634), (109, 15820), (113, 15260), (140, 12317), (218, 7910), (226, 7630), (436, 3955), (452, 3815), (545, 3164), (565, 3052), (763, 2260), (791, 2180), (1090, 1582), (1130, 1526)]