40378408

素因数分解:

$2^3\times 7^1\times {\mathrm{721043}}^1$

素因数の和:721056

約数の個数: 16

約数和(自身を含む): 86525280

約数和(自身を除く): 46146872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721043, 1442086, 2884172, 5047301, 5768344, 10094602, 20189204, 40378408]

約数ペア:

[(1, 40378408), (2, 20189204), (4, 10094602), (7, 5768344), (8, 5047301), (14, 2884172), (28, 1442086), (56, 721043)]