20052030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 51240960

約数和(自身を除く): 31188930

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 127, 190, 254, 277, 285, 381, 554, 570, 635, 762, 831, 1270, 1385, 1662, 1905, 2413, 2770, 3810, 4155, 4826, 5263, 7239, 8310, 10526, 12065, 14478, 15789, 24130, 26315, 31578, 35179, 36195, 52630, 70358, 72390, 78945, 105537, 157890, 175895, 211074, 351790, 527685, 668401, 1055370, 1336802, 2005203, 3342005, 4010406, 6684010, 10026015, 20052030]

約数ペア:

[(1, 20052030), (2, 10026015), (3, 6684010), (5, 4010406), (6, 3342005), (10, 2005203), (15, 1336802), (19, 1055370), (30, 668401), (38, 527685), (57, 351790), (95, 211074), (114, 175895), (127, 157890), (190, 105537), (254, 78945), (277, 72390), (285, 70358), (381, 52630), (554, 36195), (570, 35179), (635, 31578), (762, 26315), (831, 24130), (1270, 15789), (1385, 14478), (1662, 12065), (1905, 10526), (2413, 8310), (2770, 7239), (3810, 5263), (4155, 4826)]