16860620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1451}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 40981248

約数和(自身を除く): 24120628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1451, 1660, 2324, 2902, 2905, 5804, 5810, 7255, 10157, 11620, 14510, 20314, 29020, 40628, 50785, 101570, 120433, 203140, 240866, 481732, 602165, 843031, 1204330, 1686062, 2408660, 3372124, 4215155, 8430310, 16860620]

約数ペア:

[(1, 16860620), (2, 8430310), (4, 4215155), (5, 3372124), (7, 2408660), (10, 1686062), (14, 1204330), (20, 843031), (28, 602165), (35, 481732), (70, 240866), (83, 203140), (140, 120433), (166, 101570), (332, 50785), (415, 40628), (581, 29020), (830, 20314), (1162, 14510), (1451, 11620), (1660, 10157), (2324, 7255), (2902, 5810), (2905, 5804)]