39919060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 89513424

約数和(自身を除く): 49594364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 857, 1370, 1714, 2329, 2740, 3428, 4285, 4658, 8570, 9316, 11645, 14569, 17140, 23290, 29138, 46580, 58276, 72845, 117409, 145690, 234818, 291380, 469636, 587045, 1174090, 1995953, 2348180, 3991906, 7983812, 9979765, 19959530, 39919060]

約数ペア:

[(1, 39919060), (2, 19959530), (4, 9979765), (5, 7983812), (10, 3991906), (17, 2348180), (20, 1995953), (34, 1174090), (68, 587045), (85, 469636), (137, 291380), (170, 234818), (274, 145690), (340, 117409), (548, 72845), (685, 58276), (857, 46580), (1370, 29138), (1714, 23290), (2329, 17140), (2740, 14569), (3428, 11645), (4285, 9316), (4658, 8570)]