40986890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2069}}^1$

素因数の和:2366

約数の個数: 32

約数和(自身を含む): 84654720

約数和(自身を除く): 43667830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283, 566, 1415, 1981, 2069, 2830, 3962, 4138, 9905, 10345, 14483, 19810, 20690, 28966, 72415, 144830, 585527, 1171054, 2927635, 4098689, 5855270, 8197378, 20493445, 40986890]

約数ペア:

[(1, 40986890), (2, 20493445), (5, 8197378), (7, 5855270), (10, 4098689), (14, 2927635), (35, 1171054), (70, 585527), (283, 144830), (566, 72415), (1415, 28966), (1981, 20690), (2069, 19810), (2830, 14483), (3962, 10345), (4138, 9905)]