11517280

素因数分解:

$2^5\times 5^1\times {\mathrm{71983}}^1$

素因数の和:71998

約数の個数: 24

約数和(自身を含む): 27209952

約数和(自身を除く): 15692672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 71983, 143966, 287932, 359915, 575864, 719830, 1151728, 1439660, 2303456, 2879320, 5758640, 11517280]

約数ペア:

[(1, 11517280), (2, 5758640), (4, 2879320), (5, 2303456), (8, 1439660), (10, 1151728), (16, 719830), (20, 575864), (32, 359915), (40, 287932), (80, 143966), (160, 71983)]