56842520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2281}}^1$

素因数の和:2388

約数の個数: 64

約数和(自身を含む): 147873600

約数和(自身を除く): 91031080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2281, 2492, 3115, 3560, 4562, 4984, 6230, 9124, 11405, 12460, 15967, 18248, 22810, 24920, 31934, 45620, 63868, 79835, 91240, 127736, 159670, 203009, 319340, 406018, 638680, 812036, 1015045, 1421063, 1624072, 2030090, 2842126, 4060180, 5684252, 7105315, 8120360, 11368504, 14210630, 28421260, 56842520]

約数ペア:

[(1, 56842520), (2, 28421260), (4, 14210630), (5, 11368504), (7, 8120360), (8, 7105315), (10, 5684252), (14, 4060180), (20, 2842126), (28, 2030090), (35, 1624072), (40, 1421063), (56, 1015045), (70, 812036), (89, 638680), (140, 406018), (178, 319340), (280, 203009), (356, 159670), (445, 127736), (623, 91240), (712, 79835), (890, 63868), (1246, 45620), (1780, 31934), (2281, 24920), (2492, 22810), (3115, 18248), (3560, 15967), (4562, 12460), (4984, 11405), (6230, 9124)]