15938440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56923}}^1$

素因数の和:56941

約数の個数: 32

約数和(自身を含む): 40985280

約数和(自身を除く): 25046840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56923, 113846, 227692, 284615, 398461, 455384, 569230, 796922, 1138460, 1593844, 1992305, 2276920, 3187688, 3984610, 7969220, 15938440]

約数ペア:

[(1, 15938440), (2, 7969220), (4, 3984610), (5, 3187688), (7, 2276920), (8, 1992305), (10, 1593844), (14, 1138460), (20, 796922), (28, 569230), (35, 455384), (40, 398461), (56, 284615), (70, 227692), (140, 113846), (280, 56923)]