2024805020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{390889}}^1$

素因数の和:390942

約数の個数: 48

約数和(自身を含む): 4990883520

約数和(自身を除く): 2966078500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 390889, 781778, 1563556, 1954445, 2736223, 3908890, 5472446, 7817780, 10944892, 13681115, 14462893, 27362230, 28925786, 54724460, 57851572, 72314465, 101240251, 144628930, 202480502, 289257860, 404961004, 506201255, 1012402510, 2024805020]

約数ペア:

[(1, 2024805020), (2, 1012402510), (4, 506201255), (5, 404961004), (7, 289257860), (10, 202480502), (14, 144628930), (20, 101240251), (28, 72314465), (35, 57851572), (37, 54724460), (70, 28925786), (74, 27362230), (140, 14462893), (148, 13681115), (185, 10944892), (259, 7817780), (370, 5472446), (518, 3908890), (740, 2736223), (1036, 1954445), (1295, 1563556), (2590, 781778), (5180, 390889)]