56361440

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2689}}^1$

素因数の和:2835

約数の個数: 48

約数和(自身を含む): 134220240

約数和(自身を除く): 77858800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 2689, 4192, 5240, 5378, 10480, 10756, 13445, 20960, 21512, 26890, 43024, 53780, 86048, 107560, 215120, 352259, 430240, 704518, 1409036, 1761295, 2818072, 3522590, 5636144, 7045180, 11272288, 14090360, 28180720, 56361440]

約数ペア:

[(1, 56361440), (2, 28180720), (4, 14090360), (5, 11272288), (8, 7045180), (10, 5636144), (16, 3522590), (20, 2818072), (32, 1761295), (40, 1409036), (80, 704518), (131, 430240), (160, 352259), (262, 215120), (524, 107560), (655, 86048), (1048, 53780), (1310, 43024), (2096, 26890), (2620, 21512), (2689, 20960), (4192, 13445), (5240, 10756), (5378, 10480)]