2013805475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4211}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 2857959936

約数和(自身を除く): 844154461

約数列:

[1, 5, 11, 25, 37, 47, 55, 185, 235, 275, 407, 517, 925, 1175, 1739, 2035, 2585, 4211, 8695, 10175, 12925, 19129, 21055, 43475, 46321, 95645, 105275, 155807, 197917, 231605, 478225, 779035, 989585, 1158025, 1713877, 2177087, 3895175, 4947925, 7322929, 8569385, 10885435, 36614645, 42846925, 54427175, 80552219, 183073225, 402761095, 2013805475]

約数ペア:

[(1, 2013805475), (5, 402761095), (11, 183073225), (25, 80552219), (37, 54427175), (47, 42846925), (55, 36614645), (185, 10885435), (235, 8569385), (275, 7322929), (407, 4947925), (517, 3895175), (925, 2177087), (1175, 1713877), (1739, 1158025), (2035, 989585), (2585, 779035), (4211, 478225), (8695, 231605), (10175, 197917), (12925, 155807), (19129, 105275), (21055, 95645), (43475, 46321)]