1283090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4139}}^1$

素因数の和:4177

約数の個数: 16

約数和(自身を含む): 2384640

約数和(自身を除く): 1101550

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4139, 8278, 20695, 41390, 128309, 256618, 641545, 1283090]

約数ペア:

[(1, 1283090), (2, 641545), (5, 256618), (10, 128309), (31, 41390), (62, 20695), (155, 8278), (310, 4139)]