30481660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 70207200

約数和(自身を除く): 39725540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 397, 698, 794, 1396, 1588, 1745, 1985, 3490, 3839, 3970, 4367, 6980, 7678, 7940, 8734, 15356, 17468, 19195, 21835, 38390, 43670, 76780, 87340, 138553, 277106, 554212, 692765, 1385530, 1524083, 2771060, 3048166, 6096332, 7620415, 15240830, 30481660]

約数ペア:

[(1, 30481660), (2, 15240830), (4, 7620415), (5, 6096332), (10, 3048166), (11, 2771060), (20, 1524083), (22, 1385530), (44, 692765), (55, 554212), (110, 277106), (220, 138553), (349, 87340), (397, 76780), (698, 43670), (794, 38390), (1396, 21835), (1588, 19195), (1745, 17468), (1985, 15356), (3490, 8734), (3839, 7940), (3970, 7678), (4367, 6980)]