8842000

素因数分解:

$2^4\times 5^3\times {\mathrm{4421}}^1$

素因数の和:4444

約数の個数: 40

約数和(自身を含む): 21384792

約数和(自身を除く): 12542792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 4421, 8842, 17684, 22105, 35368, 44210, 70736, 88420, 110525, 176840, 221050, 353680, 442100, 552625, 884200, 1105250, 1768400, 2210500, 4421000, 8842000]

約数ペア:

[(1, 8842000), (2, 4421000), (4, 2210500), (5, 1768400), (8, 1105250), (10, 884200), (16, 552625), (20, 442100), (25, 353680), (40, 221050), (50, 176840), (80, 110525), (100, 88420), (125, 70736), (200, 44210), (250, 35368), (400, 22105), (500, 17684), (1000, 8842), (2000, 4421)]