26954440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9491}}^1$

素因数の和:9573

約数の個数: 32

約数和(自身を含む): 61508160

約数和(自身を除く): 34553720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9491, 18982, 37964, 47455, 75928, 94910, 189820, 379640, 673861, 1347722, 2695444, 3369305, 5390888, 6738610, 13477220, 26954440]

約数ペア:

[(1, 26954440), (2, 13477220), (4, 6738610), (5, 5390888), (8, 3369305), (10, 2695444), (20, 1347722), (40, 673861), (71, 379640), (142, 189820), (284, 94910), (355, 75928), (568, 47455), (710, 37964), (1420, 18982), (2840, 9491)]