20249880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24107}}^1$

素因数の和:24128

約数の個数: 64

約数和(自身を含む): 69431040

約数和(自身を除く): 49181160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24107, 48214, 72321, 96428, 120535, 144642, 168749, 192856, 241070, 289284, 337498, 361605, 482140, 506247, 578568, 674996, 723210, 843745, 964280, 1012494, 1349992, 1446420, 1687490, 2024988, 2531235, 2892840, 3374980, 4049976, 5062470, 6749960, 10124940, 20249880]

約数ペア:

[(1, 20249880), (2, 10124940), (3, 6749960), (4, 5062470), (5, 4049976), (6, 3374980), (7, 2892840), (8, 2531235), (10, 2024988), (12, 1687490), (14, 1446420), (15, 1349992), (20, 1012494), (21, 964280), (24, 843745), (28, 723210), (30, 674996), (35, 578568), (40, 506247), (42, 482140), (56, 361605), (60, 337498), (70, 289284), (84, 241070), (105, 192856), (120, 168749), (140, 144642), (168, 120535), (210, 96428), (280, 72321), (420, 48214), (840, 24107)]