2190076

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 4790016

約数和(自身を除く): 2599940

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 107, 119, 172, 214, 238, 301, 428, 476, 602, 731, 749, 1204, 1462, 1498, 1819, 2924, 2996, 3638, 4601, 5117, 7276, 9202, 10234, 12733, 18404, 20468, 25466, 32207, 50932, 64414, 78217, 128828, 156434, 312868, 547519, 1095038, 2190076]

約数ペア:

[(1, 2190076), (2, 1095038), (4, 547519), (7, 312868), (14, 156434), (17, 128828), (28, 78217), (34, 64414), (43, 50932), (68, 32207), (86, 25466), (107, 20468), (119, 18404), (172, 12733), (214, 10234), (238, 9202), (301, 7276), (428, 5117), (476, 4601), (602, 3638), (731, 2996), (749, 2924), (1204, 1819), (1462, 1498)]