12696620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 28576800

約数和(自身を除く): 15880180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 349, 428, 535, 698, 1070, 1396, 1745, 1819, 2140, 3490, 3638, 5933, 6980, 7276, 9095, 11866, 18190, 23732, 29665, 36380, 37343, 59330, 74686, 118660, 149372, 186715, 373430, 634831, 746860, 1269662, 2539324, 3174155, 6348310, 12696620]

約数ペア:

[(1, 12696620), (2, 6348310), (4, 3174155), (5, 2539324), (10, 1269662), (17, 746860), (20, 634831), (34, 373430), (68, 186715), (85, 149372), (107, 118660), (170, 74686), (214, 59330), (340, 37343), (349, 36380), (428, 29665), (535, 23732), (698, 18190), (1070, 11866), (1396, 9095), (1745, 7276), (1819, 6980), (2140, 5933), (3490, 3638)]