139452160

素因数分解:

$2^8\times 5^1\times {\mathrm{108947}}^1$

素因数の和:108968

約数の個数: 36

約数和(自身を含む): 334034568

約数和(自身を除く): 194582408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 108947, 217894, 435788, 544735, 871576, 1089470, 1743152, 2178940, 3486304, 4357880, 6972608, 8715760, 13945216, 17431520, 27890432, 34863040, 69726080, 139452160]

約数ペア:

[(1, 139452160), (2, 69726080), (4, 34863040), (5, 27890432), (8, 17431520), (10, 13945216), (16, 8715760), (20, 6972608), (32, 4357880), (40, 3486304), (64, 2178940), (80, 1743152), (128, 1089470), (160, 871576), (256, 544735), (320, 435788), (640, 217894), (1280, 108947)]