39937964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 81648000

約数和(自身を除く): 41710036

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 107, 187, 214, 374, 428, 499, 748, 998, 1177, 1819, 1996, 2354, 3638, 4708, 5489, 7276, 8483, 10978, 16966, 20009, 21956, 33932, 40018, 53393, 80036, 93313, 106786, 186626, 213572, 373252, 587323, 907681, 1174646, 1815362, 2349292, 3630724, 9984491, 19968982, 39937964]

約数ペア:

[(1, 39937964), (2, 19968982), (4, 9984491), (11, 3630724), (17, 2349292), (22, 1815362), (34, 1174646), (44, 907681), (68, 587323), (107, 373252), (187, 213572), (214, 186626), (374, 106786), (428, 93313), (499, 80036), (748, 53393), (998, 40018), (1177, 33932), (1819, 21956), (1996, 20009), (2354, 16966), (3638, 10978), (4708, 8483), (5489, 7276)]