1112800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 2952936

約数和(自身を除く): 1840136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 107, 130, 160, 200, 208, 214, 260, 325, 400, 416, 428, 520, 535, 650, 800, 856, 1040, 1070, 1300, 1391, 1712, 2080, 2140, 2600, 2675, 2782, 3424, 4280, 5200, 5350, 5564, 6955, 8560, 10400, 10700, 11128, 13910, 17120, 21400, 22256, 27820, 34775, 42800, 44512, 55640, 69550, 85600, 111280, 139100, 222560, 278200, 556400, 1112800]

約数ペア:

[(1, 1112800), (2, 556400), (4, 278200), (5, 222560), (8, 139100), (10, 111280), (13, 85600), (16, 69550), (20, 55640), (25, 44512), (26, 42800), (32, 34775), (40, 27820), (50, 22256), (52, 21400), (65, 17120), (80, 13910), (100, 11128), (104, 10700), (107, 10400), (130, 8560), (160, 6955), (200, 5564), (208, 5350), (214, 5200), (260, 4280), (325, 3424), (400, 2782), (416, 2675), (428, 2600), (520, 2140), (535, 2080), (650, 1712), (800, 1391), (856, 1300), (1040, 1070)]