About the Number

2887872

2887871 ← → 2887873

2進数表記:1011000001000011000000

漢数字表記:二百八十八万七千八百七十二

素因数分解:

2 6 × 3 1 × 13 2 × 89 1

素因数の和:130
約数の個数: 84
約数和(自身を含む): 8366760
約数和(自身を除く): 5478888

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 89, 96, 104, 156, 169, 178, 192, 208, 267, 312, 338, 356, 416, 507, 534, 624, 676, 712, 832, 1014, 1068, 1157, 1248, 1352, 1424, 2028, 2136, 2314, 2496, 2704, 2848, 3471, 4056, 4272, 4628, 5408, 5696, 6942, 8112, 8544, 9256, 10816, 13884, 15041, 16224, 17088, 18512, 27768, 30082, 32448, 37024, 45123, 55536, 60164, 74048, 90246, 111072, 120328, 180492, 222144, 240656, 360984, 481312, 721968, 962624, 1443936, 2887872]

約数ペア:
[(1, 2887872), (2, 1443936), (3, 962624), (4, 721968), (6, 481312), (8, 360984), (12, 240656), (13, 222144), (16, 180492), (24, 120328), (26, 111072), (32, 90246), (39, 74048), (48, 60164), (52, 55536), (64, 45123), (78, 37024), (89, 32448), (96, 30082), (104, 27768), (156, 18512), (169, 17088), (178, 16224), (192, 15041), (208, 13884), (267, 10816), (312, 9256), (338, 8544), (356, 8112), (416, 6942), (507, 5696), (534, 5408), (624, 4628), (676, 4272), (712, 4056), (832, 3471), (1014, 2848), (1068, 2704), (1157, 2496), (1248, 2314), (1352, 2136), (1424, 2028)]

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