20114680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13591}}^1$

素因数の和:13639

約数の個数: 32

約数和(自身を含む): 46484640

約数和(自身を除く): 26369960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13591, 27182, 54364, 67955, 108728, 135910, 271820, 502867, 543640, 1005734, 2011468, 2514335, 4022936, 5028670, 10057340, 20114680]

約数ペア:

[(1, 20114680), (2, 10057340), (4, 5028670), (5, 4022936), (8, 2514335), (10, 2011468), (20, 1005734), (37, 543640), (40, 502867), (74, 271820), (148, 135910), (185, 108728), (296, 67955), (370, 54364), (740, 27182), (1480, 13591)]