7942810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 15066000

約数和(自身を除く): 7123190

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 449, 610, 898, 1769, 2245, 3538, 4490, 8845, 13021, 17690, 26042, 27389, 54778, 65105, 130210, 136945, 273890, 794281, 1588562, 3971405, 7942810]

約数ペア:

[(1, 7942810), (2, 3971405), (5, 1588562), (10, 794281), (29, 273890), (58, 136945), (61, 130210), (122, 65105), (145, 54778), (290, 27389), (305, 26042), (449, 17690), (610, 13021), (898, 8845), (1769, 4490), (2245, 3538)]