22871290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 25028870

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 79, 85, 130, 131, 158, 170, 221, 262, 395, 442, 655, 790, 1027, 1105, 1310, 1343, 1703, 2054, 2210, 2227, 2686, 3406, 4454, 5135, 6715, 8515, 10270, 10349, 11135, 13430, 17030, 17459, 20698, 22270, 28951, 34918, 51745, 57902, 87295, 103490, 134537, 144755, 174590, 175933, 269074, 289510, 351866, 672685, 879665, 1345370, 1759330, 2287129, 4574258, 11435645, 22871290]

約数ペア:

[(1, 22871290), (2, 11435645), (5, 4574258), (10, 2287129), (13, 1759330), (17, 1345370), (26, 879665), (34, 672685), (65, 351866), (79, 289510), (85, 269074), (130, 175933), (131, 174590), (158, 144755), (170, 134537), (221, 103490), (262, 87295), (395, 57902), (442, 51745), (655, 34918), (790, 28951), (1027, 22270), (1105, 20698), (1310, 17459), (1343, 17030), (1703, 13430), (2054, 11135), (2210, 10349), (2227, 10270), (2686, 8515), (3406, 6715), (4454, 5135)]