205030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 32

約数和(自身を含む): 440640

約数和(自身を除く): 235610

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 101, 145, 202, 203, 290, 406, 505, 707, 1010, 1015, 1414, 2030, 2929, 3535, 5858, 7070, 14645, 20503, 29290, 41006, 102515, 205030]

約数ペア:

[(1, 205030), (2, 102515), (5, 41006), (7, 29290), (10, 20503), (14, 14645), (29, 7070), (35, 5858), (58, 3535), (70, 2929), (101, 2030), (145, 1414), (202, 1015), (203, 1010), (290, 707), (406, 505)]