47875820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{349}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 106428000

約数和(自身を除く): 58552180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 349, 361, 380, 698, 722, 1396, 1444, 1745, 1805, 3490, 3610, 6631, 6859, 6980, 7220, 13262, 13718, 26524, 27436, 33155, 34295, 66310, 68590, 125989, 132620, 137180, 251978, 503956, 629945, 1259890, 2393791, 2519780, 4787582, 9575164, 11968955, 23937910, 47875820]

約数ペア:

[(1, 47875820), (2, 23937910), (4, 11968955), (5, 9575164), (10, 4787582), (19, 2519780), (20, 2393791), (38, 1259890), (76, 629945), (95, 503956), (190, 251978), (349, 137180), (361, 132620), (380, 125989), (698, 68590), (722, 66310), (1396, 34295), (1444, 33155), (1745, 27436), (1805, 26524), (3490, 13718), (3610, 13262), (6631, 7220), (6859, 6980)]