1972380

素因数分解:

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

素因数の和:546

約数の個数: 48

約数和(自身を含む): 5612544

約数和(自身を除く): 3640164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 463, 710, 852, 926, 1065, 1389, 1420, 1852, 2130, 2315, 2778, 4260, 4630, 5556, 6945, 9260, 13890, 27780, 32873, 65746, 98619, 131492, 164365, 197238, 328730, 394476, 493095, 657460, 986190, 1972380]

約数ペア:

[(1, 1972380), (2, 986190), (3, 657460), (4, 493095), (5, 394476), (6, 328730), (10, 197238), (12, 164365), (15, 131492), (20, 98619), (30, 65746), (60, 32873), (71, 27780), (142, 13890), (213, 9260), (284, 6945), (355, 5556), (426, 4630), (463, 4260), (710, 2778), (852, 2315), (926, 2130), (1065, 1852), (1389, 1420)]