18200480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5987}}^1$

素因数の和:6021

約数の個数: 48

約数和(自身を含む): 45269280

約数和(自身を除く): 27068800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 5987, 11974, 23948, 29935, 47896, 59870, 95792, 113753, 119740, 191584, 227506, 239480, 455012, 478960, 568765, 910024, 957920, 1137530, 1820048, 2275060, 3640096, 4550120, 9100240, 18200480]

約数ペア:

[(1, 18200480), (2, 9100240), (4, 4550120), (5, 3640096), (8, 2275060), (10, 1820048), (16, 1137530), (19, 957920), (20, 910024), (32, 568765), (38, 478960), (40, 455012), (76, 239480), (80, 227506), (95, 191584), (152, 119740), (160, 113753), (190, 95792), (304, 59870), (380, 47896), (608, 29935), (760, 23948), (1520, 11974), (3040, 5987)]