53917220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1091}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 129886848

約数和(自身を除く): 75969628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1091, 1412, 1765, 2182, 2471, 3530, 4364, 4942, 5455, 7060, 7637, 9884, 10910, 12355, 15274, 21820, 24710, 30548, 38185, 49420, 76370, 152740, 385123, 770246, 1540492, 1925615, 2695861, 3851230, 5391722, 7702460, 10783444, 13479305, 26958610, 53917220]

約数ペア:

[(1, 53917220), (2, 26958610), (4, 13479305), (5, 10783444), (7, 7702460), (10, 5391722), (14, 3851230), (20, 2695861), (28, 1925615), (35, 1540492), (70, 770246), (140, 385123), (353, 152740), (706, 76370), (1091, 49420), (1412, 38185), (1765, 30548), (2182, 24710), (2471, 21820), (3530, 15274), (4364, 12355), (4942, 10910), (5455, 9884), (7060, 7637)]