40043816

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2647}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 78804480

約数和(自身を除く): 38760664

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 2647, 3782, 5294, 7564, 10588, 15128, 21176, 82057, 161467, 164114, 322934, 328228, 645868, 656456, 1291736, 5005477, 10010954, 20021908, 40043816]

約数ペア:

[(1, 40043816), (2, 20021908), (4, 10010954), (8, 5005477), (31, 1291736), (61, 656456), (62, 645868), (122, 328228), (124, 322934), (244, 164114), (248, 161467), (488, 82057), (1891, 21176), (2647, 15128), (3782, 10588), (5294, 7564)]