4694740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 10378368

約数和(自身を除く): 5683628

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 103, 106, 172, 206, 212, 215, 265, 412, 430, 515, 530, 860, 1030, 1060, 2060, 2279, 4429, 4558, 5459, 8858, 9116, 10918, 11395, 17716, 21836, 22145, 22790, 27295, 44290, 45580, 54590, 88580, 109180, 234737, 469474, 938948, 1173685, 2347370, 4694740]

約数ペア:

[(1, 4694740), (2, 2347370), (4, 1173685), (5, 938948), (10, 469474), (20, 234737), (43, 109180), (53, 88580), (86, 54590), (103, 45580), (106, 44290), (172, 27295), (206, 22790), (212, 22145), (215, 21836), (265, 17716), (412, 11395), (430, 10918), (515, 9116), (530, 8858), (860, 5459), (1030, 4558), (1060, 4429), (2060, 2279)]