90761980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{266947}}^1$

素因数の和:266973

約数の個数: 24

約数和(自身を含む): 201812688

約数和(自身を除く): 111050708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 266947, 533894, 1067788, 1334735, 2669470, 4538099, 5338940, 9076198, 18152396, 22690495, 45380990, 90761980]

約数ペア:

[(1, 90761980), (2, 45380990), (4, 22690495), (5, 18152396), (10, 9076198), (17, 5338940), (20, 4538099), (34, 2669470), (68, 1334735), (85, 1067788), (170, 533894), (340, 266947)]