About the Number

2885190

2885189 ← → 2885191

2進数表記:1011000000011001000110

漢数字表記:二百八十八万五千百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 11 1 × 1249 1

素因数の和:1277
約数の個数: 64
約数和(自身を含む): 8640000
約数和(自身を除く): 5754810

約数列:
[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 1249, 2310, 2498, 3747, 6245, 7494, 8743, 12490, 13739, 17486, 18735, 26229, 27478, 37470, 41217, 43715, 52458, 68695, 82434, 87430, 96173, 131145, 137390, 192346, 206085, 262290, 288519, 412170, 480865, 577038, 961730, 1442595, 2885190]

約数ペア:
[(1, 2885190), (2, 1442595), (3, 961730), (5, 577038), (6, 480865), (7, 412170), (10, 288519), (11, 262290), (14, 206085), (15, 192346), (21, 137390), (22, 131145), (30, 96173), (33, 87430), (35, 82434), (42, 68695), (55, 52458), (66, 43715), (70, 41217), (77, 37470), (105, 27478), (110, 26229), (154, 18735), (165, 17486), (210, 13739), (231, 12490), (330, 8743), (385, 7494), (462, 6245), (770, 3747), (1155, 2498), (1249, 2310)]

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