8072120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 21012480

約数和(自身を除く): 12940360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 227, 254, 280, 454, 508, 635, 889, 908, 1016, 1135, 1270, 1589, 1778, 1816, 2270, 2540, 3178, 3556, 4445, 4540, 5080, 6356, 7112, 7945, 8890, 9080, 12712, 15890, 17780, 28829, 31780, 35560, 57658, 63560, 115316, 144145, 201803, 230632, 288290, 403606, 576580, 807212, 1009015, 1153160, 1614424, 2018030, 4036060, 8072120]

約数ペア:

[(1, 8072120), (2, 4036060), (4, 2018030), (5, 1614424), (7, 1153160), (8, 1009015), (10, 807212), (14, 576580), (20, 403606), (28, 288290), (35, 230632), (40, 201803), (56, 144145), (70, 115316), (127, 63560), (140, 57658), (227, 35560), (254, 31780), (280, 28829), (454, 17780), (508, 15890), (635, 12712), (889, 9080), (908, 8890), (1016, 7945), (1135, 7112), (1270, 6356), (1589, 5080), (1778, 4540), (1816, 4445), (2270, 3556), (2540, 3178)]