8967140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 23365440

約数和(自身を除く): 14398300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 379, 455, 676, 758, 845, 910, 1183, 1516, 1690, 1820, 1895, 2366, 2653, 3380, 3790, 4732, 4927, 5306, 5915, 7580, 9854, 10612, 11830, 13265, 19708, 23660, 24635, 26530, 34489, 49270, 53060, 64051, 68978, 98540, 128102, 137956, 172445, 256204, 320255, 344890, 448357, 640510, 689780, 896714, 1281020, 1793428, 2241785, 4483570, 8967140]

約数ペア:

[(1, 8967140), (2, 4483570), (4, 2241785), (5, 1793428), (7, 1281020), (10, 896714), (13, 689780), (14, 640510), (20, 448357), (26, 344890), (28, 320255), (35, 256204), (52, 172445), (65, 137956), (70, 128102), (91, 98540), (130, 68978), (140, 64051), (169, 53060), (182, 49270), (260, 34489), (338, 26530), (364, 24635), (379, 23660), (455, 19708), (676, 13265), (758, 11830), (845, 10612), (910, 9854), (1183, 7580), (1516, 5915), (1690, 5306), (1820, 4927), (1895, 4732), (2366, 3790), (2653, 3380)]