20159901240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{481373}}^1$

素因数の和:481736

約数の個数: 64

約数和(自身を含む): 60653124000

約数和(自身を除く): 40493222760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 349, 698, 1047, 1396, 1745, 2094, 2792, 3490, 4188, 5235, 6980, 8376, 10470, 13960, 20940, 41880, 481373, 962746, 1444119, 1925492, 2406865, 2888238, 3850984, 4813730, 5776476, 7220595, 9627460, 11552952, 14441190, 19254920, 28882380, 57764760, 167999177, 335998354, 503997531, 671996708, 839995885, 1007995062, 1343993416, 1679991770, 2015990124, 2519987655, 3359983540, 4031980248, 5039975310, 6719967080, 10079950620, 20159901240]

約数ペア:

[(1, 20159901240), (2, 10079950620), (3, 6719967080), (4, 5039975310), (5, 4031980248), (6, 3359983540), (8, 2519987655), (10, 2015990124), (12, 1679991770), (15, 1343993416), (20, 1007995062), (24, 839995885), (30, 671996708), (40, 503997531), (60, 335998354), (120, 167999177), (349, 57764760), (698, 28882380), (1047, 19254920), (1396, 14441190), (1745, 11552952), (2094, 9627460), (2792, 7220595), (3490, 5776476), (4188, 4813730), (5235, 3850984), (6980, 2888238), (8376, 2406865), (10470, 1925492), (13960, 1444119), (20940, 962746), (41880, 481373)]