20237513480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{70573}}^1$

素因数の和:70758

約数の個数: 64

約数和(自身を含む): 46646591040

約数和(自身を除く): 26409077560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 107, 134, 214, 268, 335, 428, 535, 536, 670, 856, 1070, 1340, 2140, 2680, 4280, 7169, 14338, 28676, 35845, 57352, 70573, 71690, 141146, 143380, 282292, 286760, 352865, 564584, 705730, 1411460, 2822920, 4728391, 7551311, 9456782, 15102622, 18913564, 23641955, 30205244, 37756555, 37827128, 47283910, 60410488, 75513110, 94567820, 151026220, 189135640, 302052440, 505937837, 1011875674, 2023751348, 2529689185, 4047502696, 5059378370, 10118756740, 20237513480]

約数ペア:

[(1, 20237513480), (2, 10118756740), (4, 5059378370), (5, 4047502696), (8, 2529689185), (10, 2023751348), (20, 1011875674), (40, 505937837), (67, 302052440), (107, 189135640), (134, 151026220), (214, 94567820), (268, 75513110), (335, 60410488), (428, 47283910), (535, 37827128), (536, 37756555), (670, 30205244), (856, 23641955), (1070, 18913564), (1340, 15102622), (2140, 9456782), (2680, 7551311), (4280, 4728391), (7169, 2822920), (14338, 1411460), (28676, 705730), (35845, 564584), (57352, 352865), (70573, 286760), (71690, 282292), (141146, 143380)]