20174485740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2454317}}^1$

素因数の和:2454466

約数の個数: 48

約数和(自身を含む): 56900908512

約数和(自身を除く): 36726422772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 2454317, 4908634, 7362951, 9817268, 12271585, 14725902, 24543170, 29451804, 36814755, 49086340, 73629510, 147259020, 336241429, 672482858, 1008724287, 1344965716, 1681207145, 2017448574, 3362414290, 4034897148, 5043621435, 6724828580, 10087242870, 20174485740]

約数ペア:

[(1, 20174485740), (2, 10087242870), (3, 6724828580), (4, 5043621435), (5, 4034897148), (6, 3362414290), (10, 2017448574), (12, 1681207145), (15, 1344965716), (20, 1008724287), (30, 672482858), (60, 336241429), (137, 147259020), (274, 73629510), (411, 49086340), (548, 36814755), (685, 29451804), (822, 24543170), (1370, 14725902), (1644, 12271585), (2055, 9817268), (2740, 7362951), (4110, 4908634), (8220, 2454317)]