2601680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1943

約数の個数: 40

約数和(自身を含む): 6408072

約数和(自身を除く): 3806392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1913, 3826, 7652, 9565, 15304, 19130, 30608, 32521, 38260, 65042, 76520, 130084, 153040, 162605, 260168, 325210, 520336, 650420, 1300840, 2601680]

約数ペア:

[(1, 2601680), (2, 1300840), (4, 650420), (5, 520336), (8, 325210), (10, 260168), (16, 162605), (17, 153040), (20, 130084), (34, 76520), (40, 65042), (68, 38260), (80, 32521), (85, 30608), (136, 19130), (170, 15304), (272, 9565), (340, 7652), (680, 3826), (1360, 1913)]