15565020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11279}}^1$

素因数の和:11314

約数の個数: 48

約数和(自身を含む): 45480960

約数和(自身を除く): 29915940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11279, 22558, 33837, 45116, 56395, 67674, 112790, 135348, 169185, 225580, 259417, 338370, 518834, 676740, 778251, 1037668, 1297085, 1556502, 2594170, 3113004, 3891255, 5188340, 7782510, 15565020]

約数ペア:

[(1, 15565020), (2, 7782510), (3, 5188340), (4, 3891255), (5, 3113004), (6, 2594170), (10, 1556502), (12, 1297085), (15, 1037668), (20, 778251), (23, 676740), (30, 518834), (46, 338370), (60, 259417), (69, 225580), (92, 169185), (115, 135348), (138, 112790), (230, 67674), (276, 56395), (345, 45116), (460, 33837), (690, 22558), (1380, 11279)]