20137460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1733}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 48940416

約数和(自身を除く): 28802956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 1733, 2324, 2905, 3466, 5810, 6932, 8665, 11620, 12131, 17330, 24262, 34660, 48524, 60655, 121310, 143839, 242620, 287678, 575356, 719195, 1006873, 1438390, 2013746, 2876780, 4027492, 5034365, 10068730, 20137460]

約数ペア:

[(1, 20137460), (2, 10068730), (4, 5034365), (5, 4027492), (7, 2876780), (10, 2013746), (14, 1438390), (20, 1006873), (28, 719195), (35, 575356), (70, 287678), (83, 242620), (140, 143839), (166, 121310), (332, 60655), (415, 48524), (581, 34660), (830, 24262), (1162, 17330), (1660, 12131), (1733, 11620), (2324, 8665), (2905, 6932), (3466, 5810)]