12001340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 28035840

約数和(自身を除く): 16034500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1489, 1612, 2015, 2978, 4030, 5956, 7445, 8060, 14890, 19357, 29780, 38714, 46159, 77428, 92318, 96785, 184636, 193570, 230795, 387140, 461590, 600067, 923180, 1200134, 2400268, 3000335, 6000670, 12001340]

約数ペア:

[(1, 12001340), (2, 6000670), (4, 3000335), (5, 2400268), (10, 1200134), (13, 923180), (20, 600067), (26, 461590), (31, 387140), (52, 230795), (62, 193570), (65, 184636), (124, 96785), (130, 92318), (155, 77428), (260, 46159), (310, 38714), (403, 29780), (620, 19357), (806, 14890), (1489, 8060), (1612, 7445), (2015, 5956), (2978, 4030)]