19590620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3413}}^1$

素因数の和:3470

約数の個数: 48

約数和(自身を含む): 48178368

約数和(自身を除く): 28587748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 3413, 5740, 6826, 13652, 17065, 23891, 34130, 47782, 68260, 95564, 119455, 139933, 238910, 279866, 477820, 559732, 699665, 979531, 1399330, 1959062, 2798660, 3918124, 4897655, 9795310, 19590620]

約数ペア:

[(1, 19590620), (2, 9795310), (4, 4897655), (5, 3918124), (7, 2798660), (10, 1959062), (14, 1399330), (20, 979531), (28, 699665), (35, 559732), (41, 477820), (70, 279866), (82, 238910), (140, 139933), (164, 119455), (205, 95564), (287, 68260), (410, 47782), (574, 34130), (820, 23891), (1148, 17065), (1435, 13652), (2870, 6826), (3413, 5740)]