1645092320

素因数分解:

$2^5\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{5443}}^1$

素因数の和:7347

約数の個数: 48

約数和(自身を含む): 3889302480

約数和(自身を除く): 2244210160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1889, 3778, 5443, 7556, 9445, 10886, 15112, 18890, 21772, 27215, 30224, 37780, 43544, 54430, 60448, 75560, 87088, 108860, 151120, 174176, 217720, 302240, 435440, 870880, 10281827, 20563654, 41127308, 51409135, 82254616, 102818270, 164509232, 205636540, 329018464, 411273080, 822546160, 1645092320]

約数ペア:

[(1, 1645092320), (2, 822546160), (4, 411273080), (5, 329018464), (8, 205636540), (10, 164509232), (16, 102818270), (20, 82254616), (32, 51409135), (40, 41127308), (80, 20563654), (160, 10281827), (1889, 870880), (3778, 435440), (5443, 302240), (7556, 217720), (9445, 174176), (10886, 151120), (15112, 108860), (18890, 87088), (21772, 75560), (27215, 60448), (30224, 54430), (37780, 43544)]