964813940

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{30707}}^1$

素因数の和:32287

約数の個数: 24

約数和(自身を含む): 2027464992

約数和(自身を除く): 1062651052

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 6284, 7855, 15710, 30707, 31420, 61414, 122828, 153535, 307070, 614140, 48240697, 96481394, 192962788, 241203485, 482406970, 964813940]

約数ペア:

[(1, 964813940), (2, 482406970), (4, 241203485), (5, 192962788), (10, 96481394), (20, 48240697), (1571, 614140), (3142, 307070), (6284, 153535), (7855, 122828), (15710, 61414), (30707, 31420)]