15131620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3727}}^1$

素因数の和:3772

約数の個数: 48

約数和(自身を含む): 37578240

約数和(自身を除く): 22446620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3727, 4060, 7454, 14908, 18635, 26089, 37270, 52178, 74540, 104356, 108083, 130445, 216166, 260890, 432332, 521780, 540415, 756581, 1080830, 1513162, 2161660, 3026324, 3782905, 7565810, 15131620]

約数ペア:

[(1, 15131620), (2, 7565810), (4, 3782905), (5, 3026324), (7, 2161660), (10, 1513162), (14, 1080830), (20, 756581), (28, 540415), (29, 521780), (35, 432332), (58, 260890), (70, 216166), (116, 130445), (140, 108083), (145, 104356), (203, 74540), (290, 52178), (406, 37270), (580, 26089), (812, 18635), (1015, 14908), (2030, 7454), (3727, 4060)]