47821480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 132192000

約数和(自身を除く): 84370520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 89, 95, 101, 133, 140, 152, 178, 190, 202, 266, 280, 356, 380, 404, 445, 505, 532, 623, 665, 707, 712, 760, 808, 890, 1010, 1064, 1246, 1330, 1414, 1691, 1780, 1919, 2020, 2492, 2660, 2828, 3115, 3382, 3535, 3560, 3838, 4040, 4984, 5320, 5656, 6230, 6764, 7070, 7676, 8455, 8989, 9595, 11837, 12460, 13433, 13528, 14140, 15352, 16910, 17978, 19190, 23674, 24920, 26866, 28280, 33820, 35956, 38380, 44945, 47348, 53732, 59185, 62923, 67165, 67640, 71912, 76760, 89890, 94696, 107464, 118370, 125846, 134330, 170791, 179780, 236740, 251692, 268660, 314615, 341582, 359560, 473480, 503384, 537320, 629230, 683164, 853955, 1195537, 1258460, 1366328, 1707910, 2391074, 2516920, 3415820, 4782148, 5977685, 6831640, 9564296, 11955370, 23910740, 47821480]

約数ペア:

[(1, 47821480), (2, 23910740), (4, 11955370), (5, 9564296), (7, 6831640), (8, 5977685), (10, 4782148), (14, 3415820), (19, 2516920), (20, 2391074), (28, 1707910), (35, 1366328), (38, 1258460), (40, 1195537), (56, 853955), (70, 683164), (76, 629230), (89, 537320), (95, 503384), (101, 473480), (133, 359560), (140, 341582), (152, 314615), (178, 268660), (190, 251692), (202, 236740), (266, 179780), (280, 170791), (356, 134330), (380, 125846), (404, 118370), (445, 107464), (505, 94696), (532, 89890), (623, 76760), (665, 71912), (707, 67640), (712, 67165), (760, 62923), (808, 59185), (890, 53732), (1010, 47348), (1064, 44945), (1246, 38380), (1330, 35956), (1414, 33820), (1691, 28280), (1780, 26866), (1919, 24920), (2020, 23674), (2492, 19190), (2660, 17978), (2828, 16910), (3115, 15352), (3382, 14140), (3535, 13528), (3560, 13433), (3838, 12460), (4040, 11837), (4984, 9595), (5320, 8989), (5656, 8455), (6230, 7676), (6764, 7070)]