74435480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{265841}}^1$

素因数の和:265859

約数の個数: 32

約数和(自身を含む): 191406240

約数和(自身を除く): 116970760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 265841, 531682, 1063364, 1329205, 1860887, 2126728, 2658410, 3721774, 5316820, 7443548, 9304435, 10633640, 14887096, 18608870, 37217740, 74435480]

約数ペア:

[(1, 74435480), (2, 37217740), (4, 18608870), (5, 14887096), (7, 10633640), (8, 9304435), (10, 7443548), (14, 5316820), (20, 3721774), (28, 2658410), (35, 2126728), (40, 1860887), (56, 1329205), (70, 1063364), (140, 531682), (280, 265841)]