55440980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3701}}^1$

素因数の和:3824

約数の個数: 48

約数和(自身を含む): 134338176

約数和(自身を除く): 78897196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3701, 3745, 7402, 7490, 14804, 14980, 18505, 25907, 37010, 51814, 74020, 103628, 129535, 259070, 396007, 518140, 792014, 1584028, 1980035, 2772049, 3960070, 5544098, 7920140, 11088196, 13860245, 27720490, 55440980]

約数ペア:

[(1, 55440980), (2, 27720490), (4, 13860245), (5, 11088196), (7, 7920140), (10, 5544098), (14, 3960070), (20, 2772049), (28, 1980035), (35, 1584028), (70, 792014), (107, 518140), (140, 396007), (214, 259070), (428, 129535), (535, 103628), (749, 74020), (1070, 51814), (1498, 37010), (2140, 25907), (2996, 18505), (3701, 14980), (3745, 14804), (7402, 7490)]