About the Number

12403872

12403871 ← → 12403873

2進数表記:101111010100010010100000

漢数字表記:千二百四十万三千八百七十二

素因数分解:

2 5 × 3 2 × 13 1 × 3313 1

素因数の和:3342
約数の個数: 72
約数和(自身を含む): 37998324
約数和(自身を除く): 25594452

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3313, 3744, 6626, 9939, 13252, 19878, 26504, 29817, 39756, 43069, 53008, 59634, 79512, 86138, 106016, 119268, 129207, 159024, 172276, 238536, 258414, 318048, 344552, 387621, 477072, 516828, 689104, 775242, 954144, 1033656, 1378208, 1550484, 2067312, 3100968, 4134624, 6201936, 12403872]

約数ペア:
[(1, 12403872), (2, 6201936), (3, 4134624), (4, 3100968), (6, 2067312), (8, 1550484), (9, 1378208), (12, 1033656), (13, 954144), (16, 775242), (18, 689104), (24, 516828), (26, 477072), (32, 387621), (36, 344552), (39, 318048), (48, 258414), (52, 238536), (72, 172276), (78, 159024), (96, 129207), (104, 119268), (117, 106016), (144, 86138), (156, 79512), (208, 59634), (234, 53008), (288, 43069), (312, 39756), (416, 29817), (468, 26504), (624, 19878), (936, 13252), (1248, 9939), (1872, 6626), (3313, 3744)]

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