2829440

素因数分解:

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

素因数の和:4440

約数の個数: 32

約数和(自身を含む): 6765660

約数和(自身を除く): 3936220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4421, 8842, 17684, 22105, 35368, 44210, 70736, 88420, 141472, 176840, 282944, 353680, 565888, 707360, 1414720, 2829440]

約数ペア:

[(1, 2829440), (2, 1414720), (4, 707360), (5, 565888), (8, 353680), (10, 282944), (16, 176840), (20, 141472), (32, 88420), (40, 70736), (64, 44210), (80, 35368), (128, 22105), (160, 17684), (320, 8842), (640, 4421)]