15663663860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2077409}}^1$

素因数の和:2077460

約数の個数: 48

約数和(自身を含む): 36645512400

約数和(自身を除く): 20981848540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 2077409, 4154818, 8309636, 10387045, 20774090, 27006317, 41548180, 54012634, 60244861, 108025268, 120489722, 135031585, 240979444, 270063170, 301224305, 540126340, 602448610, 783183193, 1204897220, 1566366386, 3132732772, 3915915965, 7831831930, 15663663860]

約数ペア:

[(1, 15663663860), (2, 7831831930), (4, 3915915965), (5, 3132732772), (10, 1566366386), (13, 1204897220), (20, 783183193), (26, 602448610), (29, 540126340), (52, 301224305), (58, 270063170), (65, 240979444), (116, 135031585), (130, 120489722), (145, 108025268), (260, 60244861), (290, 54012634), (377, 41548180), (580, 27006317), (754, 20774090), (1508, 10387045), (1885, 8309636), (3770, 4154818), (7540, 2077409)]