4400620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 11448864

約数和(自身を除く): 7048244

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 119, 140, 170, 172, 215, 238, 301, 340, 430, 476, 595, 602, 731, 860, 1190, 1204, 1462, 1505, 1849, 2380, 2924, 3010, 3655, 3698, 5117, 6020, 7310, 7396, 9245, 10234, 12943, 14620, 18490, 20468, 25585, 25886, 31433, 36980, 51170, 51772, 62866, 64715, 102340, 125732, 129430, 157165, 220031, 258860, 314330, 440062, 628660, 880124, 1100155, 2200310, 4400620]

約数ペア:

[(1, 4400620), (2, 2200310), (4, 1100155), (5, 880124), (7, 628660), (10, 440062), (14, 314330), (17, 258860), (20, 220031), (28, 157165), (34, 129430), (35, 125732), (43, 102340), (68, 64715), (70, 62866), (85, 51772), (86, 51170), (119, 36980), (140, 31433), (170, 25886), (172, 25585), (215, 20468), (238, 18490), (301, 14620), (340, 12943), (430, 10234), (476, 9245), (595, 7396), (602, 7310), (731, 6020), (860, 5117), (1190, 3698), (1204, 3655), (1462, 3010), (1505, 2924), (1849, 2380)]