420482640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1752011}}^1$

素因数の和:1752027

約数の個数: 40

約数和(自身を含む): 1303496928

約数和(自身を除く): 883014288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1752011, 3504022, 5256033, 7008044, 8760055, 10512066, 14016088, 17520110, 21024132, 26280165, 28032176, 35040220, 42048264, 52560330, 70080440, 84096528, 105120660, 140160880, 210241320, 420482640]

約数ペア:

[(1, 420482640), (2, 210241320), (3, 140160880), (4, 105120660), (5, 84096528), (6, 70080440), (8, 52560330), (10, 42048264), (12, 35040220), (15, 28032176), (16, 26280165), (20, 21024132), (24, 17520110), (30, 14016088), (40, 10512066), (48, 8760055), (60, 7008044), (80, 5256033), (120, 3504022), (240, 1752011)]