8710520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2393}}^1$

素因数の和:2424

約数の個数: 64

約数和(自身を含む): 24131520

約数和(自身を除く): 15421000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 2393, 3640, 4786, 9572, 11965, 16751, 19144, 23930, 31109, 33502, 47860, 62218, 67004, 83755, 95720, 124436, 134008, 155545, 167510, 217763, 248872, 311090, 335020, 435526, 622180, 670040, 871052, 1088815, 1244360, 1742104, 2177630, 4355260, 8710520]

約数ペア:

[(1, 8710520), (2, 4355260), (4, 2177630), (5, 1742104), (7, 1244360), (8, 1088815), (10, 871052), (13, 670040), (14, 622180), (20, 435526), (26, 335020), (28, 311090), (35, 248872), (40, 217763), (52, 167510), (56, 155545), (65, 134008), (70, 124436), (91, 95720), (104, 83755), (130, 67004), (140, 62218), (182, 47860), (260, 33502), (280, 31109), (364, 23930), (455, 19144), (520, 16751), (728, 11965), (910, 9572), (1820, 4786), (2393, 3640)]