About the Number

2939646240

2939646239 ← → 2939646241

2進数表記:10101111001101110111000100100000

漢数字表記:二十九億三千九百六十四万六千二百四十

素因数分解:

2 5 × 3 2 × 5 1 × 2041421 1

素因数の和:2041442
約数の個数: 72
約数和(自身を含む): 10031547708
約数和(自身を除く): 7091901468

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 2041421, 4082842, 6124263, 8165684, 10207105, 12248526, 16331368, 18372789, 20414210, 24497052, 30621315, 32662736, 36745578, 40828420, 48994104, 61242630, 65325472, 73491156, 81656840, 91863945, 97988208, 122485260, 146982312, 163313680, 183727890, 195976416, 244970520, 293964624, 326627360, 367455780, 489941040, 587929248, 734911560, 979882080, 1469823120, 2939646240]

約数ペア:
[(1, 2939646240), (2, 1469823120), (3, 979882080), (4, 734911560), (5, 587929248), (6, 489941040), (8, 367455780), (9, 326627360), (10, 293964624), (12, 244970520), (15, 195976416), (16, 183727890), (18, 163313680), (20, 146982312), (24, 122485260), (30, 97988208), (32, 91863945), (36, 81656840), (40, 73491156), (45, 65325472), (48, 61242630), (60, 48994104), (72, 40828420), (80, 36745578), (90, 32662736), (96, 30621315), (120, 24497052), (144, 20414210), (160, 18372789), (180, 16331368), (240, 12248526), (288, 10207105), (360, 8165684), (480, 6124263), (720, 4082842), (1440, 2041421)]

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