2015754430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{881}}^1$

素因数の和:1261

約数の個数: 64

約数和(自身を含む): 3948170688

約数和(自身を除く): 1932416258

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 313, 430, 626, 731, 881, 1462, 1565, 1762, 3130, 3655, 4405, 5321, 7310, 8810, 10642, 13459, 14977, 26605, 26918, 29954, 37883, 53210, 67295, 74885, 75766, 134590, 149770, 189415, 228803, 275753, 378830, 457606, 551506, 644011, 1144015, 1288022, 1378765, 2288030, 2757530, 3220055, 4687801, 6440110, 9375602, 11857379, 23439005, 23714758, 46878010, 59286895, 118573790, 201575443, 403150886, 1007877215, 2015754430]

約数ペア:

[(1, 2015754430), (2, 1007877215), (5, 403150886), (10, 201575443), (17, 118573790), (34, 59286895), (43, 46878010), (85, 23714758), (86, 23439005), (170, 11857379), (215, 9375602), (313, 6440110), (430, 4687801), (626, 3220055), (731, 2757530), (881, 2288030), (1462, 1378765), (1565, 1288022), (1762, 1144015), (3130, 644011), (3655, 551506), (4405, 457606), (5321, 378830), (7310, 275753), (8810, 228803), (10642, 189415), (13459, 149770), (14977, 134590), (26605, 75766), (26918, 74885), (29954, 67295), (37883, 53210)]