40530778

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{2089}}^1$

素因数の和:2289

約数の個数: 16

約数和(自身を含む): 62073000

約数和(自身を除く): 21542222

約数列:

[1, 2, 89, 109, 178, 218, 2089, 4178, 9701, 19402, 185921, 227701, 371842, 455402, 20265389, 40530778]

約数ペア:

[(1, 40530778), (2, 20265389), (89, 455402), (109, 371842), (178, 227701), (218, 185921), (2089, 19402), (4178, 9701)]