8580460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 20772864

約数和(自身を除く): 12192404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 367, 668, 734, 835, 1169, 1468, 1670, 1835, 2338, 2569, 3340, 3670, 4676, 5138, 5845, 7340, 10276, 11690, 12845, 23380, 25690, 51380, 61289, 122578, 245156, 306445, 429023, 612890, 858046, 1225780, 1716092, 2145115, 4290230, 8580460]

約数ペア:

[(1, 8580460), (2, 4290230), (4, 2145115), (5, 1716092), (7, 1225780), (10, 858046), (14, 612890), (20, 429023), (28, 306445), (35, 245156), (70, 122578), (140, 61289), (167, 51380), (334, 25690), (367, 23380), (668, 12845), (734, 11690), (835, 10276), (1169, 7340), (1468, 5845), (1670, 5138), (1835, 4676), (2338, 3670), (2569, 3340)]