26520320

素因数分解:

$2^8\times 5^1\times {\mathrm{20719}}^1$

素因数の和:20740

約数の個数: 36

約数和(自身を含む): 63527520

約数和(自身を除く): 37007200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20719, 41438, 82876, 103595, 165752, 207190, 331504, 414380, 663008, 828760, 1326016, 1657520, 2652032, 3315040, 5304064, 6630080, 13260160, 26520320]

約数ペア:

[(1, 26520320), (2, 13260160), (4, 6630080), (5, 5304064), (8, 3315040), (10, 2652032), (16, 1657520), (20, 1326016), (32, 828760), (40, 663008), (64, 414380), (80, 331504), (128, 207190), (160, 165752), (256, 103595), (320, 82876), (640, 41438), (1280, 20719)]