About the Number

131185140

131185139 ← → 131185141

2進数表記:111110100011011100111110100

漢数字表記:一億三千百十八万五千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 701 1 × 3119 1

素因数の和:3832
約数の個数: 48
約数和(自身を含む): 367960320
約数和(自身を除く): 236775180

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 701, 1402, 2103, 2804, 3119, 3505, 4206, 6238, 7010, 8412, 9357, 10515, 12476, 14020, 15595, 18714, 21030, 31190, 37428, 42060, 46785, 62380, 93570, 187140, 2186419, 4372838, 6559257, 8745676, 10932095, 13118514, 21864190, 26237028, 32796285, 43728380, 65592570, 131185140]

約数ペア:
[(1, 131185140), (2, 65592570), (3, 43728380), (4, 32796285), (5, 26237028), (6, 21864190), (10, 13118514), (12, 10932095), (15, 8745676), (20, 6559257), (30, 4372838), (60, 2186419), (701, 187140), (1402, 93570), (2103, 62380), (2804, 46785), (3119, 42060), (3505, 37428), (4206, 31190), (6238, 21030), (7010, 18714), (8412, 15595), (9357, 14020), (10515, 12476)]

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