2008040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2981

約数の個数: 32

約数和(自身を含む): 4785480

約数和(自身を除く): 2777440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2953, 5906, 11812, 14765, 23624, 29530, 50201, 59060, 100402, 118120, 200804, 251005, 401608, 502010, 1004020, 2008040]

約数ペア:

[(1, 2008040), (2, 1004020), (4, 502010), (5, 401608), (8, 251005), (10, 200804), (17, 118120), (20, 100402), (34, 59060), (40, 50201), (68, 29530), (85, 23624), (136, 14765), (170, 11812), (340, 5906), (680, 2953)]