212745980

素因数分解:

$2^2\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{5503}}^1$

素因数の和:7445

約数の個数: 24

約数和(自身を含む): 447078912

約数和(自身を除く): 234332932

約数列:

[1, 2, 4, 5, 10, 20, 1933, 3866, 5503, 7732, 9665, 11006, 19330, 22012, 27515, 38660, 55030, 110060, 10637299, 21274598, 42549196, 53186495, 106372990, 212745980]

約数ペア:

[(1, 212745980), (2, 106372990), (4, 53186495), (5, 42549196), (10, 21274598), (20, 10637299), (1933, 110060), (3866, 55030), (5503, 38660), (7732, 27515), (9665, 22012), (11006, 19330)]