17346940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 39598272

約数和(自身を除く): 22251332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 487, 548, 685, 974, 1370, 1781, 1948, 2435, 2740, 3562, 4870, 6331, 7124, 8905, 9740, 12662, 17810, 25324, 31655, 35620, 63310, 66719, 126620, 133438, 266876, 333595, 667190, 867347, 1334380, 1734694, 3469388, 4336735, 8673470, 17346940]

約数ペア:

[(1, 17346940), (2, 8673470), (4, 4336735), (5, 3469388), (10, 1734694), (13, 1334380), (20, 867347), (26, 667190), (52, 333595), (65, 266876), (130, 133438), (137, 126620), (260, 66719), (274, 63310), (487, 35620), (548, 31655), (685, 25324), (974, 17810), (1370, 12662), (1781, 9740), (1948, 8905), (2435, 7124), (2740, 6331), (3562, 4870)]