8171440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4441}}^1$

素因数の和:4477

約数の個数: 40

約数和(自身を含む): 19829088

約数和(自身を除く): 11657648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 4441, 8882, 17764, 22205, 35528, 44410, 71056, 88820, 102143, 177640, 204286, 355280, 408572, 510715, 817144, 1021430, 1634288, 2042860, 4085720, 8171440]

約数ペア:

[(1, 8171440), (2, 4085720), (4, 2042860), (5, 1634288), (8, 1021430), (10, 817144), (16, 510715), (20, 408572), (23, 355280), (40, 204286), (46, 177640), (80, 102143), (92, 88820), (115, 71056), (184, 44410), (230, 35528), (368, 22205), (460, 17764), (920, 8882), (1840, 4441)]