1640697856

素因数分解:

$2^{12}\times 7^1\times {\mathrm{57223}}^1$

素因数の和:57254

約数の個数: 52

約数和(自身を含む): 3749774272

約数和(自身を除く): 2109076416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 4096, 7168, 14336, 28672, 57223, 114446, 228892, 400561, 457784, 801122, 915568, 1602244, 1831136, 3204488, 3662272, 6408976, 7324544, 12817952, 14649088, 25635904, 29298176, 51271808, 58596352, 102543616, 117192704, 205087232, 234385408, 410174464, 820348928, 1640697856]

約数ペア:

[(1, 1640697856), (2, 820348928), (4, 410174464), (7, 234385408), (8, 205087232), (14, 117192704), (16, 102543616), (28, 58596352), (32, 51271808), (56, 29298176), (64, 25635904), (112, 14649088), (128, 12817952), (224, 7324544), (256, 6408976), (448, 3662272), (512, 3204488), (896, 1831136), (1024, 1602244), (1792, 915568), (2048, 801122), (3584, 457784), (4096, 400561), (7168, 228892), (14336, 114446), (28672, 57223)]