20189763440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3277559}}^1$

素因数の和:3277590

約数の個数: 80

約数和(自身を含む): 58524111360

約数和(自身を除く): 38334347920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 3277559, 6555118, 13110236, 16387795, 22942913, 26220472, 32775590, 36053149, 45885826, 52440944, 65551180, 72106298, 91771652, 114714565, 131102360, 144212596, 180265745, 183543304, 229429130, 252372043, 262204720, 288425192, 360531490, 367086608, 458858260, 504744086, 576850384, 721062980, 917716520, 1009488172, 1261860215, 1442125960, 1835433040, 2018976344, 2523720430, 2884251920, 4037952688, 5047440860, 10094881720, 20189763440]

約数ペア:

[(1, 20189763440), (2, 10094881720), (4, 5047440860), (5, 4037952688), (7, 2884251920), (8, 2523720430), (10, 2018976344), (11, 1835433040), (14, 1442125960), (16, 1261860215), (20, 1009488172), (22, 917716520), (28, 721062980), (35, 576850384), (40, 504744086), (44, 458858260), (55, 367086608), (56, 360531490), (70, 288425192), (77, 262204720), (80, 252372043), (88, 229429130), (110, 183543304), (112, 180265745), (140, 144212596), (154, 131102360), (176, 114714565), (220, 91771652), (280, 72106298), (308, 65551180), (385, 52440944), (440, 45885826), (560, 36053149), (616, 32775590), (770, 26220472), (880, 22942913), (1232, 16387795), (1540, 13110236), (3080, 6555118), (6160, 3277559)]