About the Number

42489440

42489439 ← → 42489441

2進数表記:10100010000101011001100000

漢数字表記:四千二百四十八万九千四百四十

素因数分解:

2 5 × 5 1 × 7 1 × 59 1 × 643 1

素因数の和:724
約数の個数: 96
約数和(自身を含む): 116847360
約数和(自身を除く): 74357920

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 70, 80, 112, 118, 140, 160, 224, 236, 280, 295, 413, 472, 560, 590, 643, 826, 944, 1120, 1180, 1286, 1652, 1888, 2065, 2360, 2572, 3215, 3304, 4130, 4501, 4720, 5144, 6430, 6608, 8260, 9002, 9440, 10288, 12860, 13216, 16520, 18004, 20576, 22505, 25720, 33040, 36008, 37937, 45010, 51440, 66080, 72016, 75874, 90020, 102880, 144032, 151748, 180040, 189685, 265559, 303496, 360080, 379370, 531118, 606992, 720160, 758740, 1062236, 1213984, 1327795, 1517480, 2124472, 2655590, 3034960, 4248944, 5311180, 6069920, 8497888, 10622360, 21244720, 42489440]

約数ペア:
[(1, 42489440), (2, 21244720), (4, 10622360), (5, 8497888), (7, 6069920), (8, 5311180), (10, 4248944), (14, 3034960), (16, 2655590), (20, 2124472), (28, 1517480), (32, 1327795), (35, 1213984), (40, 1062236), (56, 758740), (59, 720160), (70, 606992), (80, 531118), (112, 379370), (118, 360080), (140, 303496), (160, 265559), (224, 189685), (236, 180040), (280, 151748), (295, 144032), (413, 102880), (472, 90020), (560, 75874), (590, 72016), (643, 66080), (826, 51440), (944, 45010), (1120, 37937), (1180, 36008), (1286, 33040), (1652, 25720), (1888, 22505), (2065, 20576), (2360, 18004), (2572, 16520), (3215, 13216), (3304, 12860), (4130, 10288), (4501, 9440), (4720, 9002), (5144, 8260), (6430, 6608)]

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