15927380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3923}}^1$

素因数の和:3968

約数の個数: 48

約数和(自身を含む): 39553920

約数和(自身を除く): 23626540

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, 3923, 4060, 7846, 15692, 19615, 27461, 39230, 54922, 78460, 109844, 113767, 137305, 227534, 274610, 455068, 549220, 568835, 796369, 1137670, 1592738, 2275340, 3185476, 3981845, 7963690, 15927380]

約数ペア:

[(1, 15927380), (2, 7963690), (4, 3981845), (5, 3185476), (7, 2275340), (10, 1592738), (14, 1137670), (20, 796369), (28, 568835), (29, 549220), (35, 455068), (58, 274610), (70, 227534), (116, 137305), (140, 113767), (145, 109844), (203, 78460), (290, 54922), (406, 39230), (580, 27461), (812, 19615), (1015, 15692), (2030, 7846), (3923, 4060)]