247409860

素因数分解:

$2^2\times 5^1\times {\mathrm{3163}}^1\times {\mathrm{3911}}^1$

素因数の和:7083

約数の個数: 24

約数和(自身を含む): 519857856

約数和(自身を除く): 272447996

約数列:

[1, 2, 4, 5, 10, 20, 3163, 3911, 6326, 7822, 12652, 15644, 15815, 19555, 31630, 39110, 63260, 78220, 12370493, 24740986, 49481972, 61852465, 123704930, 247409860]

約数ペア:

[(1, 247409860), (2, 123704930), (4, 61852465), (5, 49481972), (10, 24740986), (20, 12370493), (3163, 78220), (3911, 63260), (6326, 39110), (7822, 31630), (12652, 19555), (15644, 15815)]