238542160

素因数分解:

$2^4\times 5^1\times {\mathrm{2981777}}^1$

素因数の和:2981790

約数の個数: 20

約数和(自身を含む): 554610708

約数和(自身を除く): 316068548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2981777, 5963554, 11927108, 14908885, 23854216, 29817770, 47708432, 59635540, 119271080, 238542160]

約数ペア:

[(1, 238542160), (2, 119271080), (4, 59635540), (5, 47708432), (8, 29817770), (10, 23854216), (16, 14908885), (20, 11927108), (40, 5963554), (80, 2981777)]