39708760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10909}}^1$

素因数の和:10940

約数の個数: 64

約数和(自身を含む): 109972800

約数和(自身を除く): 70264040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 10909, 21818, 43636, 54545, 76363, 87272, 109090, 141817, 152726, 218180, 283634, 305452, 381815, 436360, 567268, 610904, 709085, 763630, 992719, 1134536, 1418170, 1527260, 1985438, 2836340, 3054520, 3970876, 4963595, 5672680, 7941752, 9927190, 19854380, 39708760]

約数ペア:

[(1, 39708760), (2, 19854380), (4, 9927190), (5, 7941752), (7, 5672680), (8, 4963595), (10, 3970876), (13, 3054520), (14, 2836340), (20, 1985438), (26, 1527260), (28, 1418170), (35, 1134536), (40, 992719), (52, 763630), (56, 709085), (65, 610904), (70, 567268), (91, 436360), (104, 381815), (130, 305452), (140, 283634), (182, 218180), (260, 152726), (280, 141817), (364, 109090), (455, 87272), (520, 76363), (728, 54545), (910, 43636), (1820, 21818), (3640, 10909)]