30947000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{4421}}^1$

素因数の和:4449

約数の個数: 64

約数和(自身を含む): 82779840

約数和(自身を除く): 51832840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 4421, 7000, 8842, 17684, 22105, 30947, 35368, 44210, 61894, 88420, 110525, 123788, 154735, 176840, 221050, 247576, 309470, 442100, 552625, 618940, 773675, 884200, 1105250, 1237880, 1547350, 2210500, 3094700, 3868375, 4421000, 6189400, 7736750, 15473500, 30947000]

約数ペア:

[(1, 30947000), (2, 15473500), (4, 7736750), (5, 6189400), (7, 4421000), (8, 3868375), (10, 3094700), (14, 2210500), (20, 1547350), (25, 1237880), (28, 1105250), (35, 884200), (40, 773675), (50, 618940), (56, 552625), (70, 442100), (100, 309470), (125, 247576), (140, 221050), (175, 176840), (200, 154735), (250, 123788), (280, 110525), (350, 88420), (500, 61894), (700, 44210), (875, 35368), (1000, 30947), (1400, 22105), (1750, 17684), (3500, 8842), (4421, 7000)]