1037440

素因数分解:

$2^7\times 5^1\times {\mathrm{1621}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 2481660

約数和(自身を除く): 1444220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1621, 3242, 6484, 8105, 12968, 16210, 25936, 32420, 51872, 64840, 103744, 129680, 207488, 259360, 518720, 1037440]

約数ペア:

[(1, 1037440), (2, 518720), (4, 259360), (5, 207488), (8, 129680), (10, 103744), (16, 64840), (20, 51872), (32, 32420), (40, 25936), (64, 16210), (80, 12968), (128, 8105), (160, 6484), (320, 3242), (640, 1621)]