312342940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{171617}}^1$

素因数の和:171646

約数の個数: 48

約数和(自身を含む): 807291072

約数和(自身を除く): 494948132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 171617, 343234, 686468, 858085, 1201319, 1716170, 2231021, 2402638, 3432340, 4462042, 4805276, 6006595, 8924084, 11155105, 12013190, 15617147, 22310210, 24026380, 31234294, 44620420, 62468588, 78085735, 156171470, 312342940]

約数ペア:

[(1, 312342940), (2, 156171470), (4, 78085735), (5, 62468588), (7, 44620420), (10, 31234294), (13, 24026380), (14, 22310210), (20, 15617147), (26, 12013190), (28, 11155105), (35, 8924084), (52, 6006595), (65, 4805276), (70, 4462042), (91, 3432340), (130, 2402638), (140, 2231021), (182, 1716170), (260, 1201319), (364, 858085), (455, 686468), (910, 343234), (1820, 171617)]