2017385080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{5857}}^1$

素因数の和:6056

約数の個数: 64

約数和(自身を含む): 4639536000

約数和(自身を除く): 2622150920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 109, 158, 218, 316, 395, 436, 545, 632, 790, 872, 1090, 1580, 2180, 3160, 4360, 5857, 8611, 11714, 17222, 23428, 29285, 34444, 43055, 46856, 58570, 68888, 86110, 117140, 172220, 234280, 344440, 462703, 638413, 925406, 1276826, 1850812, 2313515, 2553652, 3192065, 3701624, 4627030, 5107304, 6384130, 9254060, 12768260, 18508120, 25536520, 50434627, 100869254, 201738508, 252173135, 403477016, 504346270, 1008692540, 2017385080]

約数ペア:

[(1, 2017385080), (2, 1008692540), (4, 504346270), (5, 403477016), (8, 252173135), (10, 201738508), (20, 100869254), (40, 50434627), (79, 25536520), (109, 18508120), (158, 12768260), (218, 9254060), (316, 6384130), (395, 5107304), (436, 4627030), (545, 3701624), (632, 3192065), (790, 2553652), (872, 2313515), (1090, 1850812), (1580, 1276826), (2180, 925406), (3160, 638413), (4360, 462703), (5857, 344440), (8611, 234280), (11714, 172220), (17222, 117140), (23428, 86110), (29285, 68888), (34444, 58570), (43055, 46856)]