2072900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1124

約数の個数: 36

約数和(自身を含む): 4739280

約数和(自身を除く): 2666380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1091, 1900, 2182, 4364, 5455, 10910, 20729, 21820, 27275, 41458, 54550, 82916, 103645, 109100, 207290, 414580, 518225, 1036450, 2072900]

約数ペア:

[(1, 2072900), (2, 1036450), (4, 518225), (5, 414580), (10, 207290), (19, 109100), (20, 103645), (25, 82916), (38, 54550), (50, 41458), (76, 27275), (95, 21820), (100, 20729), (190, 10910), (380, 5455), (475, 4364), (950, 2182), (1091, 1900)]