2155993860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{180569}}^1$

素因数の和:180780

約数の個数: 48

約数和(自身を含む): 6067152000

約数和(自身を除く): 3911158140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 180569, 361138, 541707, 722276, 902845, 1083414, 1805690, 2166828, 2708535, 3611380, 5417070, 10834140, 35933231, 71866462, 107799693, 143732924, 179666155, 215599386, 359332310, 431198772, 538998465, 718664620, 1077996930, 2155993860]

約数ペア:

[(1, 2155993860), (2, 1077996930), (3, 718664620), (4, 538998465), (5, 431198772), (6, 359332310), (10, 215599386), (12, 179666155), (15, 143732924), (20, 107799693), (30, 71866462), (60, 35933231), (199, 10834140), (398, 5417070), (597, 3611380), (796, 2708535), (995, 2166828), (1194, 1805690), (1990, 1083414), (2388, 902845), (2985, 722276), (3980, 541707), (5970, 361138), (11940, 180569)]