40987544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 88905600

約数和(自身を除く): 47918056

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 97, 104, 136, 194, 221, 239, 388, 442, 478, 776, 884, 956, 1261, 1649, 1768, 1912, 2522, 3107, 3298, 4063, 5044, 6214, 6596, 8126, 10088, 12428, 13192, 16252, 21437, 23183, 24856, 32504, 42874, 46366, 52819, 85748, 92732, 105638, 171496, 185464, 211276, 301379, 394111, 422552, 602758, 788222, 1205516, 1576444, 2411032, 3152888, 5123443, 10246886, 20493772, 40987544]

約数ペア:

[(1, 40987544), (2, 20493772), (4, 10246886), (8, 5123443), (13, 3152888), (17, 2411032), (26, 1576444), (34, 1205516), (52, 788222), (68, 602758), (97, 422552), (104, 394111), (136, 301379), (194, 211276), (221, 185464), (239, 171496), (388, 105638), (442, 92732), (478, 85748), (776, 52819), (884, 46366), (956, 42874), (1261, 32504), (1649, 24856), (1768, 23183), (1912, 21437), (2522, 16252), (3107, 13192), (3298, 12428), (4063, 10088), (5044, 8126), (6214, 6596)]