221552170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109139}}^1$

素因数の和:109182

約数の個数: 32

約数和(自身を含む): 471484800

約数和(自身を除く): 249932630

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 109139, 218278, 545695, 763973, 1091390, 1527946, 3165031, 3819865, 6330062, 7639730, 15825155, 22155217, 31650310, 44310434, 110776085, 221552170]

約数ペア:

[(1, 221552170), (2, 110776085), (5, 44310434), (7, 31650310), (10, 22155217), (14, 15825155), (29, 7639730), (35, 6330062), (58, 3819865), (70, 3165031), (145, 1527946), (203, 1091390), (290, 763973), (406, 545695), (1015, 218278), (2030, 109139)]