4001008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 8570880

約数和(自身を除く): 4569872

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 127, 176, 179, 254, 358, 508, 716, 1016, 1397, 1432, 1969, 2032, 2794, 2864, 3938, 5588, 7876, 11176, 15752, 22352, 22733, 31504, 45466, 90932, 181864, 250063, 363728, 500126, 1000252, 2000504, 4001008]

約数ペア:

[(1, 4001008), (2, 2000504), (4, 1000252), (8, 500126), (11, 363728), (16, 250063), (22, 181864), (44, 90932), (88, 45466), (127, 31504), (176, 22733), (179, 22352), (254, 15752), (358, 11176), (508, 7876), (716, 5588), (1016, 3938), (1397, 2864), (1432, 2794), (1969, 2032)]