15500870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 35707392

約数和(自身を除く): 20206522

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 385, 410, 451, 491, 574, 770, 902, 982, 1435, 2255, 2455, 2870, 3157, 3437, 4510, 4910, 5401, 6314, 6874, 10802, 15785, 17185, 20131, 27005, 31570, 34370, 37807, 40262, 54010, 75614, 100655, 140917, 189035, 201310, 221441, 281834, 378070, 442882, 704585, 1107205, 1409170, 1550087, 2214410, 3100174, 7750435, 15500870]

約数ペア:

[(1, 15500870), (2, 7750435), (5, 3100174), (7, 2214410), (10, 1550087), (11, 1409170), (14, 1107205), (22, 704585), (35, 442882), (41, 378070), (55, 281834), (70, 221441), (77, 201310), (82, 189035), (110, 140917), (154, 100655), (205, 75614), (287, 54010), (385, 40262), (410, 37807), (451, 34370), (491, 31570), (574, 27005), (770, 20131), (902, 17185), (982, 15785), (1435, 10802), (2255, 6874), (2455, 6314), (2870, 5401), (3157, 4910), (3437, 4510)]