140054620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3571}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 307849248

約数和(自身を除く): 167794628

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 3571, 3922, 7142, 7844, 9805, 14284, 17855, 19610, 35710, 39220, 71420, 132127, 189263, 264254, 378526, 528508, 660635, 757052, 946315, 1321270, 1892630, 2642540, 3785260, 7002731, 14005462, 28010924, 35013655, 70027310, 140054620]

約数ペア:

[(1, 140054620), (2, 70027310), (4, 35013655), (5, 28010924), (10, 14005462), (20, 7002731), (37, 3785260), (53, 2642540), (74, 1892630), (106, 1321270), (148, 946315), (185, 757052), (212, 660635), (265, 528508), (370, 378526), (530, 264254), (740, 189263), (1060, 132127), (1961, 71420), (3571, 39220), (3922, 35710), (7142, 19610), (7844, 17855), (9805, 14284)]