28087700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14783}}^1$

素因数の和:14816

約数の個数: 36

約数和(自身を含む): 64162560

約数和(自身を除く): 36074860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 14783, 29566, 59132, 73915, 147830, 280877, 295660, 369575, 561754, 739150, 1123508, 1404385, 1478300, 2808770, 5617540, 7021925, 14043850, 28087700]

約数ペア:

[(1, 28087700), (2, 14043850), (4, 7021925), (5, 5617540), (10, 2808770), (19, 1478300), (20, 1404385), (25, 1123508), (38, 739150), (50, 561754), (76, 369575), (95, 295660), (100, 280877), (190, 147830), (380, 73915), (475, 59132), (950, 29566), (1900, 14783)]