40005040

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2591}}^1$

素因数の和:2797

約数の個数: 40

約数和(自身を含む): 93529728

約数和(自身を除く): 53524688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 2591, 3088, 3860, 5182, 7720, 10364, 12955, 15440, 20728, 25910, 41456, 51820, 103640, 207280, 500063, 1000126, 2000252, 2500315, 4000504, 5000630, 8001008, 10001260, 20002520, 40005040]

約数ペア:

[(1, 40005040), (2, 20002520), (4, 10001260), (5, 8001008), (8, 5000630), (10, 4000504), (16, 2500315), (20, 2000252), (40, 1000126), (80, 500063), (193, 207280), (386, 103640), (772, 51820), (965, 41456), (1544, 25910), (1930, 20728), (2591, 15440), (3088, 12955), (3860, 10364), (5182, 7720)]