About the Number

11213720

11213719 ← → 11213721

2進数表記:101010110001101110011000

漢数字表記:千百二十一万三千七百二十

素因数分解:

2 3 × 5 1 × 7 1 × 29 1 × 1381 1

素因数の和:1428
約数の個数: 64
約数和(自身を含む): 29851200
約数和(自身を除く): 18637480

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1381, 1624, 2030, 2762, 4060, 5524, 6905, 8120, 9667, 11048, 13810, 19334, 27620, 38668, 40049, 48335, 55240, 77336, 80098, 96670, 160196, 193340, 200245, 280343, 320392, 386680, 400490, 560686, 800980, 1121372, 1401715, 1601960, 2242744, 2803430, 5606860, 11213720]

約数ペア:
[(1, 11213720), (2, 5606860), (4, 2803430), (5, 2242744), (7, 1601960), (8, 1401715), (10, 1121372), (14, 800980), (20, 560686), (28, 400490), (29, 386680), (35, 320392), (40, 280343), (56, 200245), (58, 193340), (70, 160196), (116, 96670), (140, 80098), (145, 77336), (203, 55240), (232, 48335), (280, 40049), (290, 38668), (406, 27620), (580, 19334), (812, 13810), (1015, 11048), (1160, 9667), (1381, 8120), (1624, 6905), (2030, 5524), (2762, 4060)]

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