2620986.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54091}}^1$

素因数の和:54121

約数の個数: 32

約数和(自身を含む): 97365600

約数和(自身を除く): 56256440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 54091, 108182, 216364, 270455, 432728, 540910, 1027729, 1081820, 2055458, 2163640, 4110916, 5138645, 8221832, 10277290, 20554580, 41109160]

約数ペア:

[(1, 41109160), (2, 20554580), (4, 10277290), (5, 8221832), (8, 5138645), (10, 4110916), (19, 2163640), (20, 2055458), (38, 1081820), (40, 1027729), (76, 540910), (95, 432728), (152, 270455), (190, 216364), (380, 108182), (760, 54091)]