39905008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 92244096

約数和(自身を除く): 52339088

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 107, 143, 163, 176, 208, 214, 286, 326, 428, 572, 652, 856, 1144, 1177, 1304, 1391, 1712, 1793, 2119, 2288, 2354, 2608, 2782, 3586, 4238, 4708, 5564, 7172, 8476, 9416, 11128, 14344, 15301, 16952, 17441, 18832, 22256, 23309, 28688, 30602, 33904, 34882, 46618, 61204, 69764, 93236, 122408, 139528, 186472, 191851, 226733, 244816, 279056, 372944, 383702, 453466, 767404, 906932, 1534808, 1813864, 2494063, 3069616, 3627728, 4988126, 9976252, 19952504, 39905008]

約数ペア:

[(1, 39905008), (2, 19952504), (4, 9976252), (8, 4988126), (11, 3627728), (13, 3069616), (16, 2494063), (22, 1813864), (26, 1534808), (44, 906932), (52, 767404), (88, 453466), (104, 383702), (107, 372944), (143, 279056), (163, 244816), (176, 226733), (208, 191851), (214, 186472), (286, 139528), (326, 122408), (428, 93236), (572, 69764), (652, 61204), (856, 46618), (1144, 34882), (1177, 33904), (1304, 30602), (1391, 28688), (1712, 23309), (1793, 22256), (2119, 18832), (2288, 17441), (2354, 16952), (2608, 15301), (2782, 14344), (3586, 11128), (4238, 9416), (4708, 8476), (5564, 7172)]