8437910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 16716672

約数和(自身を除く): 8278762

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 1381, 2762, 3055, 6110, 6905, 13810, 17953, 35906, 64907, 89765, 129814, 179530, 324535, 649070, 843791, 1687582, 4218955, 8437910]

約数ペア:

[(1, 8437910), (2, 4218955), (5, 1687582), (10, 843791), (13, 649070), (26, 324535), (47, 179530), (65, 129814), (94, 89765), (130, 64907), (235, 35906), (470, 17953), (611, 13810), (1222, 6905), (1381, 6110), (2762, 3055)]