8540636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 17338944

約数和(自身を除く): 8798308

約数列:

[1, 2, 4, 13, 23, 26, 37, 46, 52, 74, 92, 148, 193, 299, 386, 481, 598, 772, 851, 962, 1196, 1702, 1924, 2509, 3404, 4439, 5018, 7141, 8878, 10036, 11063, 14282, 17756, 22126, 28564, 44252, 57707, 92833, 115414, 164243, 185666, 230828, 328486, 371332, 656972, 2135159, 4270318, 8540636]

約数ペア:

[(1, 8540636), (2, 4270318), (4, 2135159), (13, 656972), (23, 371332), (26, 328486), (37, 230828), (46, 185666), (52, 164243), (74, 115414), (92, 92833), (148, 57707), (193, 44252), (299, 28564), (386, 22126), (481, 17756), (598, 14282), (772, 11063), (851, 10036), (962, 8878), (1196, 7141), (1702, 5018), (1924, 4439), (2509, 3404)]