4449320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2713}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 10258920

約数和(自身を除く): 5809600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2713, 5426, 10852, 13565, 21704, 27130, 54260, 108520, 111233, 222466, 444932, 556165, 889864, 1112330, 2224660, 4449320]

約数ペア:

[(1, 4449320), (2, 2224660), (4, 1112330), (5, 889864), (8, 556165), (10, 444932), (20, 222466), (40, 111233), (41, 108520), (82, 54260), (164, 27130), (205, 21704), (328, 13565), (410, 10852), (820, 5426), (1640, 2713)]