28842760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37951}}^1$

素因数の和:37981

約数の個数: 32

約数和(自身を含む): 68313600

約数和(自身を除く): 39470840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37951, 75902, 151804, 189755, 303608, 379510, 721069, 759020, 1442138, 1518040, 2884276, 3605345, 5768552, 7210690, 14421380, 28842760]

約数ペア:

[(1, 28842760), (2, 14421380), (4, 7210690), (5, 5768552), (8, 3605345), (10, 2884276), (19, 1518040), (20, 1442138), (38, 759020), (40, 721069), (76, 379510), (95, 303608), (152, 189755), (190, 151804), (380, 75902), (760, 37951)]