40904312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1801}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 81738720

約数和(自身を除く): 40834408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 167, 334, 668, 1336, 1801, 2839, 3602, 5678, 7204, 11356, 14408, 22712, 30617, 61234, 122468, 244936, 300767, 601534, 1203068, 2406136, 5113039, 10226078, 20452156, 40904312]

約数ペア:

[(1, 40904312), (2, 20452156), (4, 10226078), (8, 5113039), (17, 2406136), (34, 1203068), (68, 601534), (136, 300767), (167, 244936), (334, 122468), (668, 61234), (1336, 30617), (1801, 22712), (2839, 14408), (3602, 11356), (5678, 7204)]