1965922580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{20707}}^1$

素因数の和:20864

約数の個数: 48

約数和(自身を含む): 4258227456

約数和(自身を除く): 2292304876

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 101, 188, 202, 235, 404, 470, 505, 940, 1010, 2020, 4747, 9494, 18988, 20707, 23735, 41414, 47470, 82828, 94940, 103535, 207070, 414140, 973229, 1946458, 2091407, 3892916, 4182814, 4866145, 8365628, 9732290, 10457035, 19464580, 20914070, 41828140, 98296129, 196592258, 393184516, 491480645, 982961290, 1965922580]

約数ペア:

[(1, 1965922580), (2, 982961290), (4, 491480645), (5, 393184516), (10, 196592258), (20, 98296129), (47, 41828140), (94, 20914070), (101, 19464580), (188, 10457035), (202, 9732290), (235, 8365628), (404, 4866145), (470, 4182814), (505, 3892916), (940, 2091407), (1010, 1946458), (2020, 973229), (4747, 414140), (9494, 207070), (18988, 103535), (20707, 94940), (23735, 82828), (41414, 47470)]