139429120

素因数分解:

$2^8\times 5^1\times {\mathrm{108929}}^1$

素因数の和:108950

約数の個数: 36

約数和(自身を含む): 333979380

約数和(自身を除く): 194550260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 108929, 217858, 435716, 544645, 871432, 1089290, 1742864, 2178580, 3485728, 4357160, 6971456, 8714320, 13942912, 17428640, 27885824, 34857280, 69714560, 139429120]

約数ペア:

[(1, 139429120), (2, 69714560), (4, 34857280), (5, 27885824), (8, 17428640), (10, 13942912), (16, 8714320), (20, 6971456), (32, 4357160), (40, 3485728), (64, 2178580), (80, 1742864), (128, 1089290), (160, 871432), (256, 544645), (320, 435716), (640, 217858), (1280, 108929)]