38956240

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2447}}^1$

素因数の和:2659

約数の個数: 40

約数和(自身を含む): 91065600

約数和(自身を除く): 52109360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 2447, 3184, 3980, 4894, 7960, 9788, 12235, 15920, 19576, 24470, 39152, 48940, 97880, 195760, 486953, 973906, 1947812, 2434765, 3895624, 4869530, 7791248, 9739060, 19478120, 38956240]

約数ペア:

[(1, 38956240), (2, 19478120), (4, 9739060), (5, 7791248), (8, 4869530), (10, 3895624), (16, 2434765), (20, 1947812), (40, 973906), (80, 486953), (199, 195760), (398, 97880), (796, 48940), (995, 39152), (1592, 24470), (1990, 19576), (2447, 15920), (3184, 12235), (3980, 9788), (4894, 7960)]