2252540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 4920888

約数和(自身を除く): 2668348

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 1681, 2747, 3362, 5494, 6724, 8405, 10988, 13735, 16810, 27470, 33620, 54940, 112627, 225254, 450508, 563135, 1126270, 2252540]

約数ペア:

[(1, 2252540), (2, 1126270), (4, 563135), (5, 450508), (10, 225254), (20, 112627), (41, 54940), (67, 33620), (82, 27470), (134, 16810), (164, 13735), (205, 10988), (268, 8405), (335, 6724), (410, 5494), (670, 3362), (820, 2747), (1340, 1681)]