About the Number

2100085440

2100085439 ← → 2100085441

2進数表記:1111101001011001100001011000000

漢数字表記:二十一億八万五千四百四十

素因数分解:

2 6 × 3 1 × 5 1 × 79 1 × 27691 1

素因数の和:27790
約数の個数: 112
約数和(自身を含む): 6752417280
約数和(自身を除く): 4652331840

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 474, 480, 632, 790, 948, 960, 1185, 1264, 1580, 1896, 2370, 2528, 3160, 3792, 4740, 5056, 6320, 7584, 9480, 12640, 15168, 18960, 25280, 27691, 37920, 55382, 75840, 83073, 110764, 138455, 166146, 221528, 276910, 332292, 415365, 443056, 553820, 664584, 830730, 886112, 1107640, 1329168, 1661460, 1772224, 2187589, 2215280, 2658336, 3322920, 4375178, 4430560, 5316672, 6562767, 6645840, 8750356, 8861120, 10937945, 13125534, 13291680, 17500712, 21875890, 26251068, 26583360, 32813835, 35001424, 43751780, 52502136, 65627670, 70002848, 87503560, 105004272, 131255340, 140005696, 175007120, 210008544, 262510680, 350014240, 420017088, 525021360, 700028480, 1050042720, 2100085440]

約数ペア:
[(1, 2100085440), (2, 1050042720), (3, 700028480), (4, 525021360), (5, 420017088), (6, 350014240), (8, 262510680), (10, 210008544), (12, 175007120), (15, 140005696), (16, 131255340), (20, 105004272), (24, 87503560), (30, 70002848), (32, 65627670), (40, 52502136), (48, 43751780), (60, 35001424), (64, 32813835), (79, 26583360), (80, 26251068), (96, 21875890), (120, 17500712), (158, 13291680), (160, 13125534), (192, 10937945), (237, 8861120), (240, 8750356), (316, 6645840), (320, 6562767), (395, 5316672), (474, 4430560), (480, 4375178), (632, 3322920), (790, 2658336), (948, 2215280), (960, 2187589), (1185, 1772224), (1264, 1661460), (1580, 1329168), (1896, 1107640), (2370, 886112), (2528, 830730), (3160, 664584), (3792, 553820), (4740, 443056), (5056, 415365), (6320, 332292), (7584, 276910), (9480, 221528), (12640, 166146), (15168, 138455), (18960, 110764), (25280, 83073), (27691, 75840), (37920, 55382)]

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