1770290620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{44059}}^1$

素因数の和:44123

約数の個数: 72

約数和(自身を含む): 4430144880

約数和(自身を除く): 2659854260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2870, 4018, 5740, 8036, 10045, 20090, 40180, 44059, 88118, 176236, 220295, 308413, 440590, 616826, 881180, 1233652, 1542065, 1806419, 2158891, 3084130, 3612838, 4317782, 6168260, 7225676, 8635564, 9032095, 10794455, 12644933, 18064190, 21588910, 25289866, 36128380, 43177820, 50579732, 63224665, 88514531, 126449330, 177029062, 252898660, 354058124, 442572655, 885145310, 1770290620]

約数ペア:

[(1, 1770290620), (2, 885145310), (4, 442572655), (5, 354058124), (7, 252898660), (10, 177029062), (14, 126449330), (20, 88514531), (28, 63224665), (35, 50579732), (41, 43177820), (49, 36128380), (70, 25289866), (82, 21588910), (98, 18064190), (140, 12644933), (164, 10794455), (196, 9032095), (205, 8635564), (245, 7225676), (287, 6168260), (410, 4317782), (490, 3612838), (574, 3084130), (820, 2158891), (980, 1806419), (1148, 1542065), (1435, 1233652), (2009, 881180), (2870, 616826), (4018, 440590), (5740, 308413), (8036, 220295), (10045, 176236), (20090, 88118), (40180, 44059)]