146808680

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{14281}}^1$

素因数の和:14549

約数の個数: 32

約数和(自身を含む): 331628040

約数和(自身を除く): 184819360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 14281, 28562, 57124, 71405, 114248, 142810, 285620, 571240, 3670217, 7340434, 14680868, 18351085, 29361736, 36702170, 73404340, 146808680]

約数ペア:

[(1, 146808680), (2, 73404340), (4, 36702170), (5, 29361736), (8, 18351085), (10, 14680868), (20, 7340434), (40, 3670217), (257, 571240), (514, 285620), (1028, 142810), (1285, 114248), (2056, 71405), (2570, 57124), (5140, 28562), (10280, 14281)]