40694704

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{12781}}^1$

素因数の和:12988

約数の個数: 20

約数和(自身を含む): 79248400

約数和(自身を除く): 38553696

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 12781, 25562, 51124, 102248, 204496, 2543419, 5086838, 10173676, 20347352, 40694704]

約数ペア:

[(1, 40694704), (2, 20347352), (4, 10173676), (8, 5086838), (16, 2543419), (199, 204496), (398, 102248), (796, 51124), (1592, 25562), (3184, 12781)]