74857880

素因数分解:

$2^3\times 5^1\times {\mathrm{1871447}}^1$

素因数の和:1871458

約数の個数: 16

約数和(自身を含む): 168430320

約数和(自身を除く): 93572440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1871447, 3742894, 7485788, 9357235, 14971576, 18714470, 37428940, 74857880]

約数ペア:

[(1, 74857880), (2, 37428940), (4, 18714470), (5, 14971576), (8, 9357235), (10, 7485788), (20, 3742894), (40, 1871447)]