1808440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 4212000

約数和(自身を除く): 2403560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1559, 3118, 6236, 7795, 12472, 15590, 31180, 45211, 62360, 90422, 180844, 226055, 361688, 452110, 904220, 1808440]

約数ペア:

[(1, 1808440), (2, 904220), (4, 452110), (5, 361688), (8, 226055), (10, 180844), (20, 90422), (29, 62360), (40, 45211), (58, 31180), (116, 15590), (145, 12472), (232, 7795), (290, 6236), (580, 3118), (1160, 1559)]