2154930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 5227200

約数和(自身を除く): 3072270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 654, 659, 1090, 1318, 1635, 1977, 3270, 3295, 3954, 6590, 9885, 19770, 71831, 143662, 215493, 359155, 430986, 718310, 1077465, 2154930]

約数ペア:

[(1, 2154930), (2, 1077465), (3, 718310), (5, 430986), (6, 359155), (10, 215493), (15, 143662), (30, 71831), (109, 19770), (218, 9885), (327, 6590), (545, 3954), (654, 3295), (659, 3270), (1090, 1977), (1318, 1635)]