72928840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95959}}^1$

素因数の和:95989

約数の個数: 32

約数和(自身を含む): 172728000

約数和(自身を除く): 99799160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 95959, 191918, 383836, 479795, 767672, 959590, 1823221, 1919180, 3646442, 3838360, 7292884, 9116105, 14585768, 18232210, 36464420, 72928840]

約数ペア:

[(1, 72928840), (2, 36464420), (4, 18232210), (5, 14585768), (8, 9116105), (10, 7292884), (19, 3838360), (20, 3646442), (38, 1919180), (40, 1823221), (76, 959590), (95, 767672), (152, 479795), (190, 383836), (380, 191918), (760, 95959)]