2850220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 6477408

約数和(自身を除く): 3627188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 101, 166, 170, 202, 332, 340, 404, 415, 505, 830, 1010, 1411, 1660, 1717, 2020, 2822, 3434, 5644, 6868, 7055, 8383, 8585, 14110, 16766, 17170, 28220, 33532, 34340, 41915, 83830, 142511, 167660, 285022, 570044, 712555, 1425110, 2850220]

約数ペア:

[(1, 2850220), (2, 1425110), (4, 712555), (5, 570044), (10, 285022), (17, 167660), (20, 142511), (34, 83830), (68, 41915), (83, 34340), (85, 33532), (101, 28220), (166, 17170), (170, 16766), (202, 14110), (332, 8585), (340, 8383), (404, 7055), (415, 6868), (505, 5644), (830, 3434), (1010, 2822), (1411, 2020), (1660, 1717)]