9091420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 20885760

約数和(自身を除く): 11794340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 479, 730, 949, 958, 1460, 1898, 1916, 2395, 3796, 4745, 4790, 6227, 9490, 9580, 12454, 18980, 24908, 31135, 34967, 62270, 69934, 124540, 139868, 174835, 349670, 454571, 699340, 909142, 1818284, 2272855, 4545710, 9091420]

約数ペア:

[(1, 9091420), (2, 4545710), (4, 2272855), (5, 1818284), (10, 909142), (13, 699340), (20, 454571), (26, 349670), (52, 174835), (65, 139868), (73, 124540), (130, 69934), (146, 62270), (260, 34967), (292, 31135), (365, 24908), (479, 18980), (730, 12454), (949, 9580), (958, 9490), (1460, 6227), (1898, 4790), (1916, 4745), (2395, 3796)]