212420120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{482773}}^1$

素因数の和:482795

約数の個数: 32

約数和(自身を含む): 521395920

約数和(自身を除く): 308975800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 482773, 965546, 1931092, 2413865, 3862184, 4827730, 5310503, 9655460, 10621006, 19310920, 21242012, 26552515, 42484024, 53105030, 106210060, 212420120]

約数ペア:

[(1, 212420120), (2, 106210060), (4, 53105030), (5, 42484024), (8, 26552515), (10, 21242012), (11, 19310920), (20, 10621006), (22, 9655460), (40, 5310503), (44, 4827730), (55, 3862184), (88, 2413865), (110, 1931092), (220, 965546), (440, 482773)]