2912156920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{276821}}^1$

素因数の和:277095

約数の個数: 32

約数和(自身を含む): 6577290720

約数和(自身を除く): 3665133800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 276821, 553642, 1107284, 1384105, 2214568, 2768210, 5536420, 11072840, 72803923, 145607846, 291215692, 364019615, 582431384, 728039230, 1456078460, 2912156920]

約数ペア:

[(1, 2912156920), (2, 1456078460), (4, 728039230), (5, 582431384), (8, 364019615), (10, 291215692), (20, 145607846), (40, 72803923), (263, 11072840), (526, 5536420), (1052, 2768210), (1315, 2214568), (2104, 1384105), (2630, 1107284), (5260, 553642), (10520, 276821)]