5631640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{20113}}^1$

素因数の和:20131

約数の個数: 32

約数和(自身を含む): 14482080

約数和(自身を除く): 8850440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 20113, 40226, 80452, 100565, 140791, 160904, 201130, 281582, 402260, 563164, 703955, 804520, 1126328, 1407910, 2815820, 5631640]

約数ペア:

[(1, 5631640), (2, 2815820), (4, 1407910), (5, 1126328), (7, 804520), (8, 703955), (10, 563164), (14, 402260), (20, 281582), (28, 201130), (35, 160904), (40, 140791), (56, 100565), (70, 80452), (140, 40226), (280, 20113)]