319859020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1230227}}^1$

素因数の和:1230249

約数の個数: 24

約数和(自身を含む): 723374064

約数和(自身を除く): 403515044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1230227, 2460454, 4920908, 6151135, 12302270, 15992951, 24604540, 31985902, 63971804, 79964755, 159929510, 319859020]

約数ペア:

[(1, 319859020), (2, 159929510), (4, 79964755), (5, 63971804), (10, 31985902), (13, 24604540), (20, 15992951), (26, 12302270), (52, 6151135), (65, 4920908), (130, 2460454), (260, 1230227)]