8959640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11789}}^1$

素因数の和:11819

約数の個数: 32

約数和(自身を含む): 21222000

約数和(自身を除く): 12262360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 11789, 23578, 47156, 58945, 94312, 117890, 223991, 235780, 447982, 471560, 895964, 1119955, 1791928, 2239910, 4479820, 8959640]

約数ペア:

[(1, 8959640), (2, 4479820), (4, 2239910), (5, 1791928), (8, 1119955), (10, 895964), (19, 471560), (20, 447982), (38, 235780), (40, 223991), (76, 117890), (95, 94312), (152, 58945), (190, 47156), (380, 23578), (760, 11789)]