40189898

素因数分解:

$2^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{1033}}^1$

素因数の和:1446

約数の個数: 24

約数和(自身を含む): 70371972

約数和(自身を除く): 30182074

約数列:

[1, 2, 7, 14, 49, 98, 397, 794, 1033, 2066, 2779, 5558, 7231, 14462, 19453, 38906, 50617, 101234, 410101, 820202, 2870707, 5741414, 20094949, 40189898]

約数ペア:

[(1, 40189898), (2, 20094949), (7, 5741414), (14, 2870707), (49, 820202), (98, 410101), (397, 101234), (794, 50617), (1033, 38906), (2066, 19453), (2779, 14462), (5558, 7231)]