51920980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{38747}}^1$

素因数の和:38823

約数の個数: 24

約数和(自身を含む): 110664288

約数和(自身を除く): 58743308

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 38747, 77494, 154988, 193735, 387470, 774940, 2596049, 5192098, 10384196, 12980245, 25960490, 51920980]

約数ペア:

[(1, 51920980), (2, 25960490), (4, 12980245), (5, 10384196), (10, 5192098), (20, 2596049), (67, 774940), (134, 387470), (268, 193735), (335, 154988), (670, 77494), (1340, 38747)]