280142990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1\times {\mathrm{1609}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 527204160

約数和(自身を除く): 247061170

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 757, 1514, 1609, 3218, 3785, 7570, 8045, 16090, 17411, 34822, 37007, 74014, 87055, 174110, 185035, 370070, 1218013, 2436026, 6090065, 12180130, 28014299, 56028598, 140071495, 280142990]

約数ペア:

[(1, 280142990), (2, 140071495), (5, 56028598), (10, 28014299), (23, 12180130), (46, 6090065), (115, 2436026), (230, 1218013), (757, 370070), (1514, 185035), (1609, 174110), (3218, 87055), (3785, 74014), (7570, 37007), (8045, 34822), (16090, 17411)]