27339740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 61254144

約数和(自身を除く): 33914404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 421, 764, 842, 955, 1684, 1910, 2105, 3247, 3820, 4210, 6494, 7157, 8420, 12988, 14314, 16235, 28628, 32470, 35785, 64940, 71570, 80411, 143140, 160822, 321644, 402055, 804110, 1366987, 1608220, 2733974, 5467948, 6834935, 13669870, 27339740]

約数ペア:

[(1, 27339740), (2, 13669870), (4, 6834935), (5, 5467948), (10, 2733974), (17, 1608220), (20, 1366987), (34, 804110), (68, 402055), (85, 321644), (170, 160822), (191, 143140), (340, 80411), (382, 71570), (421, 64940), (764, 35785), (842, 32470), (955, 28628), (1684, 16235), (1910, 14314), (2105, 12988), (3247, 8420), (3820, 7157), (4210, 6494)]