179418980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{690073}}^1$

素因数の和:690095

約数の個数: 24

約数和(自身を含む): 405763512

約数和(自身を除く): 226344532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 690073, 1380146, 2760292, 3450365, 6900730, 8970949, 13801460, 17941898, 35883796, 44854745, 89709490, 179418980]

約数ペア:

[(1, 179418980), (2, 89709490), (4, 44854745), (5, 35883796), (10, 17941898), (13, 13801460), (20, 8970949), (26, 6900730), (52, 3450365), (65, 2760292), (130, 1380146), (260, 690073)]