1314920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 3006720

約数和(自身を除く): 1691800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 463, 568, 710, 926, 1420, 1852, 2315, 2840, 3704, 4630, 9260, 18520, 32873, 65746, 131492, 164365, 262984, 328730, 657460, 1314920]

約数ペア:

[(1, 1314920), (2, 657460), (4, 328730), (5, 262984), (8, 164365), (10, 131492), (20, 65746), (40, 32873), (71, 18520), (142, 9260), (284, 4630), (355, 3704), (463, 2840), (568, 2315), (710, 1852), (926, 1420)]