1696630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 3403008

約数和(自身を除く): 1706378

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 421, 806, 842, 2015, 2105, 4030, 4210, 5473, 10946, 13051, 26102, 27365, 54730, 65255, 130510, 169663, 339326, 848315, 1696630]

約数ペア:

[(1, 1696630), (2, 848315), (5, 339326), (10, 169663), (13, 130510), (26, 65255), (31, 54730), (62, 27365), (65, 26102), (130, 13051), (155, 10946), (310, 5473), (403, 4210), (421, 4030), (806, 2105), (842, 2015)]