40889290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2083}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 79825536

約数和(自身を除く): 38936246

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 1510, 1963, 2083, 3926, 4166, 9815, 10415, 19630, 20830, 27079, 54158, 135395, 270790, 314533, 629066, 1572665, 3145330, 4088929, 8177858, 20444645, 40889290]

約数ペア:

[(1, 40889290), (2, 20444645), (5, 8177858), (10, 4088929), (13, 3145330), (26, 1572665), (65, 629066), (130, 314533), (151, 270790), (302, 135395), (755, 54158), (1510, 27079), (1963, 20830), (2083, 19630), (3926, 10415), (4166, 9815)]