2261420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 5624640

約数和(自身を除く): 3363220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 557, 580, 812, 1015, 1114, 2030, 2228, 2785, 3899, 4060, 5570, 7798, 11140, 15596, 16153, 19495, 32306, 38990, 64612, 77980, 80765, 113071, 161530, 226142, 323060, 452284, 565355, 1130710, 2261420]

約数ペア:

[(1, 2261420), (2, 1130710), (4, 565355), (5, 452284), (7, 323060), (10, 226142), (14, 161530), (20, 113071), (28, 80765), (29, 77980), (35, 64612), (58, 38990), (70, 32306), (116, 19495), (140, 16153), (145, 15596), (203, 11140), (290, 7798), (406, 5570), (557, 4060), (580, 3899), (812, 2785), (1015, 2228), (1114, 2030)]