3892540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 8636544

約数和(自身を除く): 4744004

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 101, 164, 188, 202, 205, 235, 404, 410, 470, 505, 820, 940, 1010, 1927, 2020, 3854, 4141, 4747, 7708, 8282, 9494, 9635, 16564, 18988, 19270, 20705, 23735, 38540, 41410, 47470, 82820, 94940, 194627, 389254, 778508, 973135, 1946270, 3892540]

約数ペア:

[(1, 3892540), (2, 1946270), (4, 973135), (5, 778508), (10, 389254), (20, 194627), (41, 94940), (47, 82820), (82, 47470), (94, 41410), (101, 38540), (164, 23735), (188, 20705), (202, 19270), (205, 18988), (235, 16564), (404, 9635), (410, 9494), (470, 8282), (505, 7708), (820, 4747), (940, 4141), (1010, 3854), (1927, 2020)]