30777740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1151}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 74317824

約数和(自身を除く): 43540084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1151, 1337, 1910, 2302, 2674, 3820, 4604, 5348, 5755, 6685, 8057, 11510, 13370, 16114, 23020, 26740, 32228, 40285, 80570, 161140, 219841, 439682, 879364, 1099205, 1538887, 2198410, 3077774, 4396820, 6155548, 7694435, 15388870, 30777740]

約数ペア:

[(1, 30777740), (2, 15388870), (4, 7694435), (5, 6155548), (7, 4396820), (10, 3077774), (14, 2198410), (20, 1538887), (28, 1099205), (35, 879364), (70, 439682), (140, 219841), (191, 161140), (382, 80570), (764, 40285), (955, 32228), (1151, 26740), (1337, 23020), (1910, 16114), (2302, 13370), (2674, 11510), (3820, 8057), (4604, 6685), (5348, 5755)]