28968730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 65525760

約数和(自身を除く): 36557030

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 665, 805, 874, 947, 1330, 1610, 1894, 2185, 3059, 4370, 4735, 6118, 6629, 9470, 13258, 15295, 17993, 21781, 30590, 33145, 35986, 43562, 66290, 89965, 108905, 125951, 152467, 179930, 217810, 251902, 304934, 413839, 629755, 762335, 827678, 1259510, 1524670, 2069195, 2896873, 4138390, 5793746, 14484365, 28968730]

約数ペア:

[(1, 28968730), (2, 14484365), (5, 5793746), (7, 4138390), (10, 2896873), (14, 2069195), (19, 1524670), (23, 1259510), (35, 827678), (38, 762335), (46, 629755), (70, 413839), (95, 304934), (115, 251902), (133, 217810), (161, 179930), (190, 152467), (230, 125951), (266, 108905), (322, 89965), (437, 66290), (665, 43562), (805, 35986), (874, 33145), (947, 30590), (1330, 21781), (1610, 17993), (1894, 15295), (2185, 13258), (3059, 9470), (4370, 6629), (4735, 6118)]