1188647720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2285861}}^1$

素因数の和:2285885

約数の個数: 32

約数和(自身を含む): 2880186120

約数和(自身を除く): 1691538400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2285861, 4571722, 9143444, 11429305, 18286888, 22858610, 29716193, 45717220, 59432386, 91434440, 118864772, 148580965, 237729544, 297161930, 594323860, 1188647720]

約数ペア:

[(1, 1188647720), (2, 594323860), (4, 297161930), (5, 237729544), (8, 148580965), (10, 118864772), (13, 91434440), (20, 59432386), (26, 45717220), (40, 29716193), (52, 22858610), (65, 18286888), (104, 11429305), (130, 9143444), (260, 4571722), (520, 2285861)]