About the Number

12472080

12472079 ← → 12472081

2進数表記:101111100100111100010000

漢数字表記:千二百四十七万二千八十

素因数分解:

2 4 × 3 1 × 5 1 × 157 1 × 331 1

素因数の和:504
約数の個数: 80
約数和(自身を含む): 39027264
約数和(自身を除く): 26555184

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 331, 471, 628, 662, 785, 942, 993, 1256, 1324, 1570, 1655, 1884, 1986, 2355, 2512, 2648, 3140, 3310, 3768, 3972, 4710, 4965, 5296, 6280, 6620, 7536, 7944, 9420, 9930, 12560, 13240, 15888, 18840, 19860, 26480, 37680, 39720, 51967, 79440, 103934, 155901, 207868, 259835, 311802, 415736, 519670, 623604, 779505, 831472, 1039340, 1247208, 1559010, 2078680, 2494416, 3118020, 4157360, 6236040, 12472080]

約数ペア:
[(1, 12472080), (2, 6236040), (3, 4157360), (4, 3118020), (5, 2494416), (6, 2078680), (8, 1559010), (10, 1247208), (12, 1039340), (15, 831472), (16, 779505), (20, 623604), (24, 519670), (30, 415736), (40, 311802), (48, 259835), (60, 207868), (80, 155901), (120, 103934), (157, 79440), (240, 51967), (314, 39720), (331, 37680), (471, 26480), (628, 19860), (662, 18840), (785, 15888), (942, 13240), (993, 12560), (1256, 9930), (1324, 9420), (1570, 7944), (1655, 7536), (1884, 6620), (1986, 6280), (2355, 5296), (2512, 4965), (2648, 4710), (3140, 3972), (3310, 3768)]

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