42956210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 85954176

約数和(自身を除く): 42997966

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 131, 242, 262, 271, 542, 605, 655, 1210, 1310, 1355, 1441, 2710, 2882, 2981, 5962, 7205, 14410, 14905, 15851, 29810, 31702, 32791, 35501, 65582, 71002, 79255, 158510, 163955, 177505, 327910, 355010, 390511, 781022, 1952555, 3905110, 4295621, 8591242, 21478105, 42956210]

約数ペア:

[(1, 42956210), (2, 21478105), (5, 8591242), (10, 4295621), (11, 3905110), (22, 1952555), (55, 781022), (110, 390511), (121, 355010), (131, 327910), (242, 177505), (262, 163955), (271, 158510), (542, 79255), (605, 71002), (655, 65582), (1210, 35501), (1310, 32791), (1355, 31702), (1441, 29810), (2710, 15851), (2882, 14905), (2981, 14410), (5962, 7205)]