38883920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15679}}^1$

素因数の和:15723

約数の個数: 40

約数和(自身を含む): 93327360

約数和(自身を除く): 54443440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 15679, 31358, 62716, 78395, 125432, 156790, 250864, 313580, 486049, 627160, 972098, 1254320, 1944196, 2430245, 3888392, 4860490, 7776784, 9720980, 19441960, 38883920]

約数ペア:

[(1, 38883920), (2, 19441960), (4, 9720980), (5, 7776784), (8, 4860490), (10, 3888392), (16, 2430245), (20, 1944196), (31, 1254320), (40, 972098), (62, 627160), (80, 486049), (124, 313580), (155, 250864), (248, 156790), (310, 125432), (496, 78395), (620, 62716), (1240, 31358), (2480, 15679)]