39420440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51869}}^1$

素因数の和:51899

約数の個数: 32

約数和(自身を含む): 93366000

約数和(自身を除く): 53945560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 51869, 103738, 207476, 259345, 414952, 518690, 985511, 1037380, 1971022, 2074760, 3942044, 4927555, 7884088, 9855110, 19710220, 39420440]

約数ペア:

[(1, 39420440), (2, 19710220), (4, 9855110), (5, 7884088), (8, 4927555), (10, 3942044), (19, 2074760), (20, 1971022), (38, 1037380), (40, 985511), (76, 518690), (95, 414952), (152, 259345), (190, 207476), (380, 103738), (760, 51869)]