40016860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153911}}^1$

素因数の和:153933

約数の個数: 24

約数和(自身を含む): 90500256

約数和(自身を除く): 50483396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 153911, 307822, 615644, 769555, 1539110, 2000843, 3078220, 4001686, 8003372, 10004215, 20008430, 40016860]

約数ペア:

[(1, 40016860), (2, 20008430), (4, 10004215), (5, 8003372), (10, 4001686), (13, 3078220), (20, 2000843), (26, 1539110), (52, 769555), (65, 615644), (130, 307822), (260, 153911)]