About the Number

1020451380

1020451379 ← → 1020451381

2進数表記:111100110100101101101000110100

漢数字表記:十億二千四十五万千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 13 1 × 277 1 × 4723 1

素因数の和:5025
約数の個数: 96
約数和(自身を含む): 3088815744
約数和(自身を除く): 2068364364

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 277, 390, 554, 780, 831, 1108, 1385, 1662, 2770, 3324, 3601, 4155, 4723, 5540, 7202, 8310, 9446, 10803, 14169, 14404, 16620, 18005, 18892, 21606, 23615, 28338, 36010, 43212, 47230, 54015, 56676, 61399, 70845, 72020, 94460, 108030, 122798, 141690, 184197, 216060, 245596, 283380, 306995, 368394, 613990, 736788, 920985, 1227980, 1308271, 1841970, 2616542, 3683940, 3924813, 5233084, 6541355, 7849626, 13082710, 15699252, 17007523, 19624065, 26165420, 34015046, 39248130, 51022569, 68030092, 78496260, 85037615, 102045138, 170075230, 204090276, 255112845, 340150460, 510225690, 1020451380]

約数ペア:
[(1, 1020451380), (2, 510225690), (3, 340150460), (4, 255112845), (5, 204090276), (6, 170075230), (10, 102045138), (12, 85037615), (13, 78496260), (15, 68030092), (20, 51022569), (26, 39248130), (30, 34015046), (39, 26165420), (52, 19624065), (60, 17007523), (65, 15699252), (78, 13082710), (130, 7849626), (156, 6541355), (195, 5233084), (260, 3924813), (277, 3683940), (390, 2616542), (554, 1841970), (780, 1308271), (831, 1227980), (1108, 920985), (1385, 736788), (1662, 613990), (2770, 368394), (3324, 306995), (3601, 283380), (4155, 245596), (4723, 216060), (5540, 184197), (7202, 141690), (8310, 122798), (9446, 108030), (10803, 94460), (14169, 72020), (14404, 70845), (16620, 61399), (18005, 56676), (18892, 54015), (21606, 47230), (23615, 43212), (28338, 36010)]

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