31222020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1373}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 87716160

約数和(自身を除く): 56494140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 758, 1137, 1373, 1516, 1895, 2274, 2746, 3790, 4119, 4548, 5492, 5685, 6865, 7580, 8238, 11370, 13730, 16476, 20595, 22740, 27460, 41190, 82380, 520367, 1040734, 1561101, 2081468, 2601835, 3122202, 5203670, 6244404, 7805505, 10407340, 15611010, 31222020]

約数ペア:

[(1, 31222020), (2, 15611010), (3, 10407340), (4, 7805505), (5, 6244404), (6, 5203670), (10, 3122202), (12, 2601835), (15, 2081468), (20, 1561101), (30, 1040734), (60, 520367), (379, 82380), (758, 41190), (1137, 27460), (1373, 22740), (1516, 20595), (1895, 16476), (2274, 13730), (2746, 11370), (3790, 8238), (4119, 7580), (4548, 6865), (5492, 5685)]