1242235760

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{145121}}^1$

素因数の和:145241

約数の個数: 40

約数和(自身を含む): 2915210736

約数和(自身を除く): 1672974976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 145121, 290242, 580484, 725605, 1160968, 1451210, 2321936, 2902420, 5804840, 11609680, 15527947, 31055894, 62111788, 77639735, 124223576, 155279470, 248447152, 310558940, 621117880, 1242235760]

約数ペア:

[(1, 1242235760), (2, 621117880), (4, 310558940), (5, 248447152), (8, 155279470), (10, 124223576), (16, 77639735), (20, 62111788), (40, 31055894), (80, 15527947), (107, 11609680), (214, 5804840), (428, 2902420), (535, 2321936), (856, 1451210), (1070, 1160968), (1712, 725605), (2140, 580484), (4280, 290242), (8560, 145121)]