20277380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34961}}^1$

素因数の和:34999

約数の個数: 24

約数和(自身を含む): 44052120

約数和(自身を除く): 23774740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34961, 69922, 139844, 174805, 349610, 699220, 1013869, 2027738, 4055476, 5069345, 10138690, 20277380]

約数ペア:

[(1, 20277380), (2, 10138690), (4, 5069345), (5, 4055476), (10, 2027738), (20, 1013869), (29, 699220), (58, 349610), (116, 174805), (145, 139844), (290, 69922), (580, 34961)]