8300720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 20951040

約数和(自身を除く): 12650320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 127, 152, 172, 190, 215, 254, 304, 344, 380, 430, 508, 635, 688, 760, 817, 860, 1016, 1270, 1520, 1634, 1720, 2032, 2413, 2540, 3268, 3440, 4085, 4826, 5080, 5461, 6536, 8170, 9652, 10160, 10922, 12065, 13072, 16340, 19304, 21844, 24130, 27305, 32680, 38608, 43688, 48260, 54610, 65360, 87376, 96520, 103759, 109220, 193040, 207518, 218440, 415036, 436880, 518795, 830072, 1037590, 1660144, 2075180, 4150360, 8300720]

約数ペア:

[(1, 8300720), (2, 4150360), (4, 2075180), (5, 1660144), (8, 1037590), (10, 830072), (16, 518795), (19, 436880), (20, 415036), (38, 218440), (40, 207518), (43, 193040), (76, 109220), (80, 103759), (86, 96520), (95, 87376), (127, 65360), (152, 54610), (172, 48260), (190, 43688), (215, 38608), (254, 32680), (304, 27305), (344, 24130), (380, 21844), (430, 19304), (508, 16340), (635, 13072), (688, 12065), (760, 10922), (817, 10160), (860, 9652), (1016, 8170), (1270, 6536), (1520, 5461), (1634, 5080), (1720, 4826), (2032, 4085), (2413, 3440), (2540, 3268)]