1313442040

素因数分解:

$2^3\times 5^1\times {\mathrm{2999}}^1\times {\mathrm{10949}}^1$

素因数の和:13959

約数の個数: 32

約数和(自身を含む): 2956500000

約数和(自身を除く): 1643057960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2999, 5998, 10949, 11996, 14995, 21898, 23992, 29990, 43796, 54745, 59980, 87592, 109490, 119960, 218980, 437960, 32836051, 65672102, 131344204, 164180255, 262688408, 328360510, 656721020, 1313442040]

約数ペア:

[(1, 1313442040), (2, 656721020), (4, 328360510), (5, 262688408), (8, 164180255), (10, 131344204), (20, 65672102), (40, 32836051), (2999, 437960), (5998, 218980), (10949, 119960), (11996, 109490), (14995, 87592), (21898, 59980), (23992, 54745), (29990, 43796)]