12779240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18793}}^1$

素因数の和:18821

約数の個数: 32

約数和(自身を含む): 30446280

約数和(自身を除く): 17667040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18793, 37586, 75172, 93965, 150344, 187930, 319481, 375860, 638962, 751720, 1277924, 1597405, 2555848, 3194810, 6389620, 12779240]

約数ペア:

[(1, 12779240), (2, 6389620), (4, 3194810), (5, 2555848), (8, 1597405), (10, 1277924), (17, 751720), (20, 638962), (34, 375860), (40, 319481), (68, 187930), (85, 150344), (136, 93965), (170, 75172), (340, 37586), (680, 18793)]