297451760

素因数分解:

$2^4\times 5^1\times {\mathrm{3718147}}^1$

素因数の和:3718160

約数の個数: 20

約数和(自身を含む): 691575528

約数和(自身を除く): 394123768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3718147, 7436294, 14872588, 18590735, 29745176, 37181470, 59490352, 74362940, 148725880, 297451760]

約数ペア:

[(1, 297451760), (2, 148725880), (4, 74362940), (5, 59490352), (8, 37181470), (10, 29745176), (16, 18590735), (20, 14872588), (40, 7436294), (80, 3718147)]