19856280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165469}}^1$

素因数の和:165483

約数の個数: 32

約数和(自身を含む): 59569200

約数和(自身を除く): 39712920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165469, 330938, 496407, 661876, 827345, 992814, 1323752, 1654690, 1985628, 2482035, 3309380, 3971256, 4964070, 6618760, 9928140, 19856280]

約数ペア:

[(1, 19856280), (2, 9928140), (3, 6618760), (4, 4964070), (5, 3971256), (6, 3309380), (8, 2482035), (10, 1985628), (12, 1654690), (15, 1323752), (20, 992814), (24, 827345), (30, 661876), (40, 496407), (60, 330938), (120, 165469)]