47841040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 120961008

約数和(自身を除く): 73119968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 208, 260, 293, 314, 520, 586, 628, 785, 1040, 1172, 1256, 1465, 1570, 2041, 2344, 2512, 2930, 3140, 3809, 4082, 4688, 5860, 6280, 7618, 8164, 10205, 11720, 12560, 15236, 16328, 19045, 20410, 23440, 30472, 32656, 38090, 40820, 46001, 60944, 76180, 81640, 92002, 152360, 163280, 184004, 230005, 304720, 368008, 460010, 598013, 736016, 920020, 1196026, 1840040, 2392052, 2990065, 3680080, 4784104, 5980130, 9568208, 11960260, 23920520, 47841040]

約数ペア:

[(1, 47841040), (2, 23920520), (4, 11960260), (5, 9568208), (8, 5980130), (10, 4784104), (13, 3680080), (16, 2990065), (20, 2392052), (26, 1840040), (40, 1196026), (52, 920020), (65, 736016), (80, 598013), (104, 460010), (130, 368008), (157, 304720), (208, 230005), (260, 184004), (293, 163280), (314, 152360), (520, 92002), (586, 81640), (628, 76180), (785, 60944), (1040, 46001), (1172, 40820), (1256, 38090), (1465, 32656), (1570, 30472), (2041, 23440), (2344, 20410), (2512, 19045), (2930, 16328), (3140, 15236), (3809, 12560), (4082, 11720), (4688, 10205), (5860, 8164), (6280, 7618)]