191678980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{587}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 417856320

約数和(自身を除く): 226177340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 563, 580, 587, 1126, 1174, 2252, 2348, 2815, 2935, 5630, 5870, 11260, 11740, 16327, 17023, 32654, 34046, 65308, 68092, 81635, 85115, 163270, 170230, 326540, 330481, 340460, 660962, 1321924, 1652405, 3304810, 6609620, 9583949, 19167898, 38335796, 47919745, 95839490, 191678980]

約数ペア:

[(1, 191678980), (2, 95839490), (4, 47919745), (5, 38335796), (10, 19167898), (20, 9583949), (29, 6609620), (58, 3304810), (116, 1652405), (145, 1321924), (290, 660962), (563, 340460), (580, 330481), (587, 326540), (1126, 170230), (1174, 163270), (2252, 85115), (2348, 81635), (2815, 68092), (2935, 65308), (5630, 34046), (5870, 32654), (11260, 17023), (11740, 16327)]