39429040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 105618240

約数和(自身を除く): 66189200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 181, 280, 362, 389, 560, 724, 778, 905, 1267, 1448, 1556, 1810, 1945, 2534, 2723, 2896, 3112, 3620, 3890, 5068, 5446, 6224, 6335, 7240, 7780, 10136, 10892, 12670, 13615, 14480, 15560, 20272, 21784, 25340, 27230, 31120, 43568, 50680, 54460, 70409, 101360, 108920, 140818, 217840, 281636, 352045, 492863, 563272, 704090, 985726, 1126544, 1408180, 1971452, 2464315, 2816360, 3942904, 4928630, 5632720, 7885808, 9857260, 19714520, 39429040]

約数ペア:

[(1, 39429040), (2, 19714520), (4, 9857260), (5, 7885808), (7, 5632720), (8, 4928630), (10, 3942904), (14, 2816360), (16, 2464315), (20, 1971452), (28, 1408180), (35, 1126544), (40, 985726), (56, 704090), (70, 563272), (80, 492863), (112, 352045), (140, 281636), (181, 217840), (280, 140818), (362, 108920), (389, 101360), (560, 70409), (724, 54460), (778, 50680), (905, 43568), (1267, 31120), (1448, 27230), (1556, 25340), (1810, 21784), (1945, 20272), (2534, 15560), (2723, 14480), (2896, 13615), (3112, 12670), (3620, 10892), (3890, 10136), (5068, 7780), (5446, 7240), (6224, 6335)]