74987320

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2713}}^1$

素因数の和:3415

約数の個数: 32

約数和(自身を含む): 169027920

約数和(自身を除く): 94040600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 2713, 2764, 3455, 5426, 5528, 6910, 10852, 13565, 13820, 21704, 27130, 27640, 54260, 108520, 1874683, 3749366, 7498732, 9373415, 14997464, 18746830, 37493660, 74987320]

約数ペア:

[(1, 74987320), (2, 37493660), (4, 18746830), (5, 14997464), (8, 9373415), (10, 7498732), (20, 3749366), (40, 1874683), (691, 108520), (1382, 54260), (2713, 27640), (2764, 27130), (3455, 21704), (5426, 13820), (5528, 13565), (6910, 10852)]