About the Number

28129440

28129439 ← → 28129441

2進数表記:1101011010011100010100000

漢数字表記:二千八百十二万九千四百四十

素因数分解:

2 5 × 3 1 × 5 1 × 58603 1

素因数の和:58621
約数の個数: 48
約数和(自身を含む): 88609248
約数和(自身を除く): 60479808

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 58603, 117206, 175809, 234412, 293015, 351618, 468824, 586030, 703236, 879045, 937648, 1172060, 1406472, 1758090, 1875296, 2344120, 2812944, 3516180, 4688240, 5625888, 7032360, 9376480, 14064720, 28129440]

約数ペア:
[(1, 28129440), (2, 14064720), (3, 9376480), (4, 7032360), (5, 5625888), (6, 4688240), (8, 3516180), (10, 2812944), (12, 2344120), (15, 1875296), (16, 1758090), (20, 1406472), (24, 1172060), (30, 937648), (32, 879045), (40, 703236), (48, 586030), (60, 468824), (80, 351618), (96, 293015), (120, 234412), (160, 175809), (240, 117206), (480, 58603)]

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