About the Number

47938380

47938379 ← → 47938381

2進数表記:10110110110111101101001100

漢数字表記:四千七百九十三万八千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 157 1 × 727 1

素因数の和:903
約数の個数: 96
約数和(自身を含む): 154592256
約数和(自身を除く): 106653876

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 628, 727, 785, 942, 1099, 1454, 1570, 1884, 2181, 2198, 2355, 2908, 3140, 3297, 3635, 4362, 4396, 4710, 5089, 5495, 6594, 7270, 8724, 9420, 10178, 10905, 10990, 13188, 14540, 15267, 16485, 20356, 21810, 21980, 25445, 30534, 32970, 43620, 50890, 61068, 65940, 76335, 101780, 114139, 152670, 228278, 305340, 342417, 456556, 570695, 684834, 798973, 1141390, 1369668, 1597946, 1712085, 2282780, 2396919, 3195892, 3424170, 3994865, 4793838, 6848340, 7989730, 9587676, 11984595, 15979460, 23969190, 47938380]

約数ペア:
[(1, 47938380), (2, 23969190), (3, 15979460), (4, 11984595), (5, 9587676), (6, 7989730), (7, 6848340), (10, 4793838), (12, 3994865), (14, 3424170), (15, 3195892), (20, 2396919), (21, 2282780), (28, 1712085), (30, 1597946), (35, 1369668), (42, 1141390), (60, 798973), (70, 684834), (84, 570695), (105, 456556), (140, 342417), (157, 305340), (210, 228278), (314, 152670), (420, 114139), (471, 101780), (628, 76335), (727, 65940), (785, 61068), (942, 50890), (1099, 43620), (1454, 32970), (1570, 30534), (1884, 25445), (2181, 21980), (2198, 21810), (2355, 20356), (2908, 16485), (3140, 15267), (3297, 14540), (3635, 13188), (4362, 10990), (4396, 10905), (4710, 10178), (5089, 9420), (5495, 8724), (6594, 7270)]

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