30202540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 67634784

約数和(自身を除く): 37432244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 421, 422, 842, 844, 1055, 1684, 2105, 2110, 3587, 4210, 4220, 7157, 7174, 8420, 14314, 14348, 17935, 28628, 35785, 35870, 71570, 71740, 88831, 143140, 177662, 355324, 444155, 888310, 1510127, 1776620, 3020254, 6040508, 7550635, 15101270, 30202540]

約数ペア:

[(1, 30202540), (2, 15101270), (4, 7550635), (5, 6040508), (10, 3020254), (17, 1776620), (20, 1510127), (34, 888310), (68, 444155), (85, 355324), (170, 177662), (211, 143140), (340, 88831), (421, 71740), (422, 71570), (842, 35870), (844, 35785), (1055, 28628), (1684, 17935), (2105, 14348), (2110, 14314), (3587, 8420), (4210, 7174), (4220, 7157)]