20105992560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{75541}}^1$

素因数の和:76666

約数の個数: 80

約数和(自身を含む): 62385605280

約数和(自身を除く): 42279612720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1109, 2218, 3327, 4436, 5545, 6654, 8872, 11090, 13308, 16635, 17744, 22180, 26616, 33270, 44360, 53232, 66540, 75541, 88720, 133080, 151082, 226623, 266160, 302164, 377705, 453246, 604328, 755410, 906492, 1133115, 1208656, 1510820, 1812984, 2266230, 3021640, 3625968, 4532460, 6043280, 9064920, 18129840, 83774969, 167549938, 251324907, 335099876, 418874845, 502649814, 670199752, 837749690, 1005299628, 1256624535, 1340399504, 1675499380, 2010599256, 2513249070, 3350998760, 4021198512, 5026498140, 6701997520, 10052996280, 20105992560]

約数ペア:

[(1, 20105992560), (2, 10052996280), (3, 6701997520), (4, 5026498140), (5, 4021198512), (6, 3350998760), (8, 2513249070), (10, 2010599256), (12, 1675499380), (15, 1340399504), (16, 1256624535), (20, 1005299628), (24, 837749690), (30, 670199752), (40, 502649814), (48, 418874845), (60, 335099876), (80, 251324907), (120, 167549938), (240, 83774969), (1109, 18129840), (2218, 9064920), (3327, 6043280), (4436, 4532460), (5545, 3625968), (6654, 3021640), (8872, 2266230), (11090, 1812984), (13308, 1510820), (16635, 1208656), (17744, 1133115), (22180, 906492), (26616, 755410), (33270, 604328), (44360, 453246), (53232, 377705), (66540, 302164), (75541, 266160), (88720, 226623), (133080, 151082)]