2484880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 5859000

約数和(自身を除く): 3374120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 349, 356, 445, 698, 712, 890, 1396, 1424, 1745, 1780, 2792, 3490, 3560, 5584, 6980, 7120, 13960, 27920, 31061, 62122, 124244, 155305, 248488, 310610, 496976, 621220, 1242440, 2484880]

約数ペア:

[(1, 2484880), (2, 1242440), (4, 621220), (5, 496976), (8, 310610), (10, 248488), (16, 155305), (20, 124244), (40, 62122), (80, 31061), (89, 27920), (178, 13960), (349, 7120), (356, 6980), (445, 5584), (698, 3560), (712, 3490), (890, 2792), (1396, 1780), (1424, 1745)]