680969744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{467699}}^1$

素因数の和:467727

約数の個数: 40

約数和(自身を含む): 1623854400

約数和(自身を除く): 942884656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 467699, 935398, 1870796, 3273893, 3741592, 6080087, 6547786, 7483184, 12160174, 13095572, 24320348, 26191144, 42560609, 48640696, 52382288, 85121218, 97281392, 170242436, 340484872, 680969744]

約数ペア:

[(1, 680969744), (2, 340484872), (4, 170242436), (7, 97281392), (8, 85121218), (13, 52382288), (14, 48640696), (16, 42560609), (26, 26191144), (28, 24320348), (52, 13095572), (56, 12160174), (91, 7483184), (104, 6547786), (112, 6080087), (182, 3741592), (208, 3273893), (364, 1870796), (728, 935398), (1456, 467699)]