331328240

素因数分解:

$2^4\times 5^1\times {\mathrm{4141603}}^1$

素因数の和:4141616

約数の個数: 20

約数和(自身を含む): 770338344

約数和(自身を除く): 439010104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4141603, 8283206, 16566412, 20708015, 33132824, 41416030, 66265648, 82832060, 165664120, 331328240]

約数ペア:

[(1, 331328240), (2, 165664120), (4, 82832060), (5, 66265648), (8, 41416030), (10, 33132824), (16, 20708015), (20, 16566412), (40, 8283206), (80, 4141603)]