About the Number

27921140

27921139 ← → 27921141

2進数表記:1101010100000101011110100

漢数字表記:二千七百九十二万千百四十

素因数分解:

2 2 × 5 1 × 13 1 × 17 1 × 6317 1

素因数の和:6356
約数の個数: 48
約数和(自身を含む): 66869712
約数和(自身を除く): 38948572

約数列:
[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 6317, 12634, 25268, 31585, 63170, 82121, 107389, 126340, 164242, 214778, 328484, 410605, 429556, 536945, 821210, 1073890, 1396057, 1642420, 2147780, 2792114, 5584228, 6980285, 13960570, 27921140]

約数ペア:
[(1, 27921140), (2, 13960570), (4, 6980285), (5, 5584228), (10, 2792114), (13, 2147780), (17, 1642420), (20, 1396057), (26, 1073890), (34, 821210), (52, 536945), (65, 429556), (68, 410605), (85, 328484), (130, 214778), (170, 164242), (221, 126340), (260, 107389), (340, 82121), (442, 63170), (884, 31585), (1105, 25268), (2210, 12634), (4420, 6317)]

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