55589240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{198533}}^1$

素因数の和:198551

約数の個数: 32

約数和(自身を含む): 142944480

約数和(自身を除く): 87355240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 198533, 397066, 794132, 992665, 1389731, 1588264, 1985330, 2779462, 3970660, 5558924, 6948655, 7941320, 11117848, 13897310, 27794620, 55589240]

約数ペア:

[(1, 55589240), (2, 27794620), (4, 13897310), (5, 11117848), (7, 7941320), (8, 6948655), (10, 5558924), (14, 3970660), (20, 2779462), (28, 1985330), (35, 1588264), (40, 1389731), (56, 992665), (70, 794132), (140, 397066), (280, 198533)]