2079886420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{115421}}^1$

素因数の和:115500

約数の個数: 48

約数和(自身を含む): 4711987728

約数和(自身を除く): 2632101308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 9010, 18020, 115421, 230842, 461684, 577105, 1154210, 1962157, 2308420, 3924314, 6117313, 7848628, 9810785, 12234626, 19621570, 24469252, 30586565, 39243140, 61173130, 103994321, 122346260, 207988642, 415977284, 519971605, 1039943210, 2079886420]

約数ペア:

[(1, 2079886420), (2, 1039943210), (4, 519971605), (5, 415977284), (10, 207988642), (17, 122346260), (20, 103994321), (34, 61173130), (53, 39243140), (68, 30586565), (85, 24469252), (106, 19621570), (170, 12234626), (212, 9810785), (265, 7848628), (340, 6117313), (530, 3924314), (901, 2308420), (1060, 1962157), (1802, 1154210), (3604, 577105), (4505, 461684), (9010, 230842), (18020, 115421)]