13260160

素因数分解:

$2^7\times 5^1\times {\mathrm{20719}}^1$

素因数の和:20738

約数の個数: 32

約数和(自身を含む): 31701600

約数和(自身を除く): 18441440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20719, 41438, 82876, 103595, 165752, 207190, 331504, 414380, 663008, 828760, 1326016, 1657520, 2652032, 3315040, 6630080, 13260160]

約数ペア:

[(1, 13260160), (2, 6630080), (4, 3315040), (5, 2652032), (8, 1657520), (10, 1326016), (16, 828760), (20, 663008), (32, 414380), (40, 331504), (64, 207190), (80, 165752), (128, 103595), (160, 82876), (320, 41438), (640, 20719)]