56014520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 75313480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 199, 227, 248, 310, 398, 454, 620, 796, 908, 995, 1135, 1240, 1592, 1816, 1990, 2270, 3980, 4540, 6169, 7037, 7960, 9080, 12338, 14074, 24676, 28148, 30845, 35185, 45173, 49352, 56296, 61690, 70370, 90346, 123380, 140740, 180692, 225865, 246760, 281480, 361384, 451730, 903460, 1400363, 1806920, 2800726, 5601452, 7001815, 11202904, 14003630, 28007260, 56014520]

約数ペア:

[(1, 56014520), (2, 28007260), (4, 14003630), (5, 11202904), (8, 7001815), (10, 5601452), (20, 2800726), (31, 1806920), (40, 1400363), (62, 903460), (124, 451730), (155, 361384), (199, 281480), (227, 246760), (248, 225865), (310, 180692), (398, 140740), (454, 123380), (620, 90346), (796, 70370), (908, 61690), (995, 56296), (1135, 49352), (1240, 45173), (1592, 35185), (1816, 30845), (1990, 28148), (2270, 24676), (3980, 14074), (4540, 12338), (6169, 9080), (7037, 7960)]