57221840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55021}}^1$

素因数の和:55047

約数の個数: 40

約数和(自身を含む): 143277288

約数和(自身を除く): 86055448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 55021, 110042, 220084, 275105, 440168, 550210, 715273, 880336, 1100420, 1430546, 2200840, 2861092, 3576365, 4401680, 5722184, 7152730, 11444368, 14305460, 28610920, 57221840]

約数ペア:

[(1, 57221840), (2, 28610920), (4, 14305460), (5, 11444368), (8, 7152730), (10, 5722184), (13, 4401680), (16, 3576365), (20, 2861092), (26, 2200840), (40, 1430546), (52, 1100420), (65, 880336), (80, 715273), (104, 550210), (130, 440168), (208, 275105), (260, 220084), (520, 110042), (1040, 55021)]