About the Number

129894340

129894339 ← → 129894341

2進数表記:111101111100000011111000100

漢数字表記:一億二千九百八十九万四千三百四十

素因数分解:

2 2 × 5 1 × 23 1 × 31 1 × 9109 1

素因数の和:9172
約数の個数: 48
約数和(自身を含む): 293852160
約数和(自身を除く): 163957820

約数列:
[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 9109, 14260, 18218, 36436, 45545, 91090, 182180, 209507, 282379, 419014, 564758, 838028, 1047535, 1129516, 1411895, 2095070, 2823790, 4190140, 5647580, 6494717, 12989434, 25978868, 32473585, 64947170, 129894340]

約数ペア:
[(1, 129894340), (2, 64947170), (4, 32473585), (5, 25978868), (10, 12989434), (20, 6494717), (23, 5647580), (31, 4190140), (46, 2823790), (62, 2095070), (92, 1411895), (115, 1129516), (124, 1047535), (155, 838028), (230, 564758), (310, 419014), (460, 282379), (620, 209507), (713, 182180), (1426, 91090), (2852, 45545), (3565, 36436), (7130, 18218), (9109, 14260)]

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