18883060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4651}}^1$

素因数の和:4696

約数の個数: 48

約数和(自身を含む): 46892160

約数和(自身を除く): 28009100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 4651, 9302, 18604, 23255, 32557, 46510, 65114, 93020, 130228, 134879, 162785, 269758, 325570, 539516, 651140, 674395, 944153, 1348790, 1888306, 2697580, 3776612, 4720765, 9441530, 18883060]

約数ペア:

[(1, 18883060), (2, 9441530), (4, 4720765), (5, 3776612), (7, 2697580), (10, 1888306), (14, 1348790), (20, 944153), (28, 674395), (29, 651140), (35, 539516), (58, 325570), (70, 269758), (116, 162785), (140, 134879), (145, 130228), (203, 93020), (290, 65114), (406, 46510), (580, 32557), (812, 23255), (1015, 18604), (2030, 9302), (4060, 4651)]