71061980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{323009}}^1$

素因数の和:323029

約数の個数: 24

約数和(自身を含む): 162797040

約数和(自身を除く): 91735060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 323009, 646018, 1292036, 1615045, 3230090, 3553099, 6460180, 7106198, 14212396, 17765495, 35530990, 71061980]

約数ペア:

[(1, 71061980), (2, 35530990), (4, 17765495), (5, 14212396), (10, 7106198), (11, 6460180), (20, 3553099), (22, 3230090), (44, 1615045), (55, 1292036), (110, 646018), (220, 323009)]