20170508860

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1\times {\mathrm{24413}}^1$

素因数の和:24910

約数の個数: 48

約数和(自身を含む): 42861218400

約数和(自身を除く): 22690709540

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 379, 436, 545, 758, 1090, 1516, 1895, 2180, 3790, 7580, 24413, 41311, 48826, 82622, 97652, 122065, 165244, 206555, 244130, 413110, 488260, 826220, 2661017, 5322034, 9252527, 10644068, 13305085, 18505054, 26610170, 37010108, 46262635, 53220340, 92525270, 185050540, 1008525443, 2017050886, 4034101772, 5042627215, 10085254430, 20170508860]

約数ペア:

[(1, 20170508860), (2, 10085254430), (4, 5042627215), (5, 4034101772), (10, 2017050886), (20, 1008525443), (109, 185050540), (218, 92525270), (379, 53220340), (436, 46262635), (545, 37010108), (758, 26610170), (1090, 18505054), (1516, 13305085), (1895, 10644068), (2180, 9252527), (3790, 5322034), (7580, 2661017), (24413, 826220), (41311, 488260), (48826, 413110), (82622, 244130), (97652, 206555), (122065, 165244)]