9972780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{479}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 28062720

約数和(自身を除く): 18089940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347, 479, 694, 958, 1041, 1388, 1437, 1735, 1916, 2082, 2395, 2874, 3470, 4164, 4790, 5205, 5748, 6940, 7185, 9580, 10410, 14370, 20820, 28740, 166213, 332426, 498639, 664852, 831065, 997278, 1662130, 1994556, 2493195, 3324260, 4986390, 9972780]

約数ペア:

[(1, 9972780), (2, 4986390), (3, 3324260), (4, 2493195), (5, 1994556), (6, 1662130), (10, 997278), (12, 831065), (15, 664852), (20, 498639), (30, 332426), (60, 166213), (347, 28740), (479, 20820), (694, 14370), (958, 10410), (1041, 9580), (1388, 7185), (1437, 6940), (1735, 5748), (1916, 5205), (2082, 4790), (2395, 4164), (2874, 3470)]