3882280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 8864640

約数和(自身を除く): 4982360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1367, 1420, 2734, 2840, 5468, 6835, 10936, 13670, 27340, 54680, 97057, 194114, 388228, 485285, 776456, 970570, 1941140, 3882280]

約数ペア:

[(1, 3882280), (2, 1941140), (4, 970570), (5, 776456), (8, 485285), (10, 388228), (20, 194114), (40, 97057), (71, 54680), (142, 27340), (284, 13670), (355, 10936), (568, 6835), (710, 5468), (1367, 2840), (1420, 2734)]