67826140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109397}}^1$

素因数の和:109437

約数の個数: 24

約数和(自身を含む): 147030912

約数和(自身を除く): 79204772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 109397, 218794, 437588, 546985, 1093970, 2187940, 3391307, 6782614, 13565228, 16956535, 33913070, 67826140]

約数ペア:

[(1, 67826140), (2, 33913070), (4, 16956535), (5, 13565228), (10, 6782614), (20, 3391307), (31, 2187940), (62, 1093970), (124, 546985), (155, 437588), (310, 218794), (620, 109397)]