999485540

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{220151}}^1$

素因数の和:220387

約数の個数: 24

約数和(自身を含む): 2108175552

約数和(自身を除く): 1108690012

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 220151, 440302, 880604, 1100755, 2201510, 4403020, 49974277, 99948554, 199897108, 249871385, 499742770, 999485540]

約数ペア:

[(1, 999485540), (2, 499742770), (4, 249871385), (5, 199897108), (10, 99948554), (20, 49974277), (227, 4403020), (454, 2201510), (908, 1100755), (1135, 880604), (2270, 440302), (4540, 220151)]