485931768440

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{811}}^1\times {\mathrm{26893}}^1$

素因数の和:28272

約数の個数: 64

約数和(自身を含む): 1096700744160

約数和(自身を除く): 610768975720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 811, 1114, 1622, 2228, 2785, 3244, 4055, 4456, 5570, 6488, 8110, 11140, 16220, 22280, 26893, 32440, 53786, 107572, 134465, 215144, 268930, 451727, 537860, 903454, 1075720, 1806908, 2258635, 3613816, 4517270, 9034540, 14979401, 18069080, 21810223, 29958802, 43620446, 59917604, 74897005, 87240892, 109051115, 119835208, 149794010, 174481784, 218102230, 299588020, 436204460, 599176040, 872408920, 12148294211, 24296588422, 48593176844, 60741471055, 97186353688, 121482942110, 242965884220, 485931768440]

約数ペア:

[(1, 485931768440), (2, 242965884220), (4, 121482942110), (5, 97186353688), (8, 60741471055), (10, 48593176844), (20, 24296588422), (40, 12148294211), (557, 872408920), (811, 599176040), (1114, 436204460), (1622, 299588020), (2228, 218102230), (2785, 174481784), (3244, 149794010), (4055, 119835208), (4456, 109051115), (5570, 87240892), (6488, 74897005), (8110, 59917604), (11140, 43620446), (16220, 29958802), (22280, 21810223), (26893, 18069080), (32440, 14979401), (53786, 9034540), (107572, 4517270), (134465, 3613816), (215144, 2258635), (268930, 1806908), (451727, 1075720), (537860, 903454)]