74340380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{90659}}^1$

素因数の和:90709

約数の個数: 24

約数和(自身を含む): 159924240

約数和(自身を除く): 85583860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 90659, 181318, 362636, 453295, 906590, 1813180, 3717019, 7434038, 14868076, 18585095, 37170190, 74340380]

約数ペア:

[(1, 74340380), (2, 37170190), (4, 18585095), (5, 14868076), (10, 7434038), (20, 3717019), (41, 1813180), (82, 906590), (164, 453295), (205, 362636), (410, 181318), (820, 90659)]