39665640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47221}}^1$

素因数の和:47242

約数の個数: 64

約数和(自身を含む): 135999360

約数和(自身を除く): 96333720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 47221, 94442, 141663, 188884, 236105, 283326, 330547, 377768, 472210, 566652, 661094, 708315, 944420, 991641, 1133304, 1322188, 1416630, 1652735, 1888840, 1983282, 2644376, 2833260, 3305470, 3966564, 4958205, 5666520, 6610940, 7933128, 9916410, 13221880, 19832820, 39665640]

約数ペア:

[(1, 39665640), (2, 19832820), (3, 13221880), (4, 9916410), (5, 7933128), (6, 6610940), (7, 5666520), (8, 4958205), (10, 3966564), (12, 3305470), (14, 2833260), (15, 2644376), (20, 1983282), (21, 1888840), (24, 1652735), (28, 1416630), (30, 1322188), (35, 1133304), (40, 991641), (42, 944420), (56, 708315), (60, 661094), (70, 566652), (84, 472210), (105, 377768), (120, 330547), (140, 283326), (168, 236105), (210, 188884), (280, 141663), (420, 94442), (840, 47221)]