221938140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3698969}}^1$

素因数の和:3698981

約数の個数: 24

約数和(自身を含む): 621426960

約数和(自身を除く): 399488820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3698969, 7397938, 11096907, 14795876, 18494845, 22193814, 36989690, 44387628, 55484535, 73979380, 110969070, 221938140]

約数ペア:

[(1, 221938140), (2, 110969070), (3, 73979380), (4, 55484535), (5, 44387628), (6, 36989690), (10, 22193814), (12, 18494845), (15, 14795876), (20, 11096907), (30, 7397938), (60, 3698969)]