2160389968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{261169}}^1$

素因数の和:261235

約数の個数: 40

約数和(自身を含む): 4663451520

約数和(自身を除く): 2503061552

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 4136, 8272, 261169, 522338, 1044676, 2089352, 2872859, 4178704, 5745718, 11491436, 12274943, 22982872, 24549886, 45965744, 49099772, 98199544, 135024373, 196399088, 270048746, 540097492, 1080194984, 2160389968]

約数ペア:

[(1, 2160389968), (2, 1080194984), (4, 540097492), (8, 270048746), (11, 196399088), (16, 135024373), (22, 98199544), (44, 49099772), (47, 45965744), (88, 24549886), (94, 22982872), (176, 12274943), (188, 11491436), (376, 5745718), (517, 4178704), (752, 2872859), (1034, 2089352), (2068, 1044676), (4136, 522338), (8272, 261169)]