1270289968

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{6247}}^1$

素因数の和:6505

約数の個数: 40

約数和(自身を含む): 2510196480

約数和(自身を除く): 1239906512

約数列:

[1, 2, 4, 8, 16, 71, 142, 179, 284, 358, 568, 716, 1136, 1432, 2864, 6247, 12494, 12709, 24988, 25418, 49976, 50836, 99952, 101672, 203344, 443537, 887074, 1118213, 1774148, 2236426, 3548296, 4472852, 7096592, 8945704, 17891408, 79393123, 158786246, 317572492, 635144984, 1270289968]

約数ペア:

[(1, 1270289968), (2, 635144984), (4, 317572492), (8, 158786246), (16, 79393123), (71, 17891408), (142, 8945704), (179, 7096592), (284, 4472852), (358, 3548296), (568, 2236426), (716, 1774148), (1136, 1118213), (1432, 887074), (2864, 443537), (6247, 203344), (12494, 101672), (12709, 99952), (24988, 50836), (25418, 49976)]