28095340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 46416020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 359, 364, 430, 455, 559, 602, 718, 860, 910, 1118, 1204, 1436, 1505, 1795, 1820, 2236, 2513, 2795, 3010, 3590, 3913, 4667, 5026, 5590, 6020, 7180, 7826, 9334, 10052, 11180, 12565, 15437, 15652, 18668, 19565, 23335, 25130, 30874, 32669, 39130, 46670, 50260, 61748, 65338, 77185, 78260, 93340, 108059, 130676, 154370, 163345, 200681, 216118, 308740, 326690, 401362, 432236, 540295, 653380, 802724, 1003405, 1080590, 1404767, 2006810, 2161180, 2809534, 4013620, 5619068, 7023835, 14047670, 28095340]

約数ペア:

[(1, 28095340), (2, 14047670), (4, 7023835), (5, 5619068), (7, 4013620), (10, 2809534), (13, 2161180), (14, 2006810), (20, 1404767), (26, 1080590), (28, 1003405), (35, 802724), (43, 653380), (52, 540295), (65, 432236), (70, 401362), (86, 326690), (91, 308740), (130, 216118), (140, 200681), (172, 163345), (182, 154370), (215, 130676), (260, 108059), (301, 93340), (359, 78260), (364, 77185), (430, 65338), (455, 61748), (559, 50260), (602, 46670), (718, 39130), (860, 32669), (910, 30874), (1118, 25130), (1204, 23335), (1436, 19565), (1505, 18668), (1795, 15652), (1820, 15437), (2236, 12565), (2513, 11180), (2795, 10052), (3010, 9334), (3590, 7826), (3913, 7180), (4667, 6020), (5026, 5590)]