17624620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 23017940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1279, 1378, 2558, 2756, 3445, 5116, 6395, 6890, 12790, 13780, 16627, 25580, 33254, 66508, 67787, 83135, 135574, 166270, 271148, 332540, 338935, 677870, 881231, 1355740, 1762462, 3524924, 4406155, 8812310, 17624620]

約数ペア:

[(1, 17624620), (2, 8812310), (4, 4406155), (5, 3524924), (10, 1762462), (13, 1355740), (20, 881231), (26, 677870), (52, 338935), (53, 332540), (65, 271148), (106, 166270), (130, 135574), (212, 83135), (260, 67787), (265, 66508), (530, 33254), (689, 25580), (1060, 16627), (1279, 13780), (1378, 12790), (2558, 6890), (2756, 6395), (3445, 5116)]