6421000

素因数分解:

$2^3\times 5^3\times {\mathrm{6421}}^1$

素因数の和:6442

約数の個数: 32

約数和(自身を含む): 15027480

約数和(自身を除く): 8606480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 6421, 12842, 25684, 32105, 51368, 64210, 128420, 160525, 256840, 321050, 642100, 802625, 1284200, 1605250, 3210500, 6421000]

約数ペア:

[(1, 6421000), (2, 3210500), (4, 1605250), (5, 1284200), (8, 802625), (10, 642100), (20, 321050), (25, 256840), (40, 160525), (50, 128420), (100, 64210), (125, 51368), (200, 32105), (250, 25684), (500, 12842), (1000, 6421)]