1177883980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647189}}^1$

素因数の和:647218

約数の個数: 48

約数和(自身を含む): 3044381760

約数和(自身を除く): 1866497780

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, 647189, 1294378, 2588756, 3235945, 4530323, 6471890, 8413457, 9060646, 12943780, 16826914, 18121292, 22651615, 33653828, 42067285, 45303230, 58894199, 84134570, 90606460, 117788398, 168269140, 235576796, 294470995, 588941990, 1177883980]

約数ペア:

[(1, 1177883980), (2, 588941990), (4, 294470995), (5, 235576796), (7, 168269140), (10, 117788398), (13, 90606460), (14, 84134570), (20, 58894199), (26, 45303230), (28, 42067285), (35, 33653828), (52, 22651615), (65, 18121292), (70, 16826914), (91, 12943780), (130, 9060646), (140, 8413457), (182, 6471890), (260, 4530323), (364, 3235945), (455, 2588756), (910, 1294378), (1820, 647189)]