About the Number

28213440

28213439 ← → 28213441

2進数表記:1101011101000000011000000

漢数字表記:二千八百二十一万三千四百四十

素因数分解:

2 6 × 3 1 × 5 1 × 29389 1

素因数の和:29409
約数の個数: 56
約数和(自身を含む): 89580720
約数和(自身を除く): 61367280

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 29389, 58778, 88167, 117556, 146945, 176334, 235112, 293890, 352668, 440835, 470224, 587780, 705336, 881670, 940448, 1175560, 1410672, 1763340, 1880896, 2351120, 2821344, 3526680, 4702240, 5642688, 7053360, 9404480, 14106720, 28213440]

約数ペア:
[(1, 28213440), (2, 14106720), (3, 9404480), (4, 7053360), (5, 5642688), (6, 4702240), (8, 3526680), (10, 2821344), (12, 2351120), (15, 1880896), (16, 1763340), (20, 1410672), (24, 1175560), (30, 940448), (32, 881670), (40, 705336), (48, 587780), (60, 470224), (64, 440835), (80, 352668), (96, 293890), (120, 235112), (160, 176334), (192, 146945), (240, 117556), (320, 88167), (480, 58778), (960, 29389)]

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