19404780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{323413}}^1$

素因数の和:323425

約数の個数: 24

約数和(自身を含む): 54333552

約数和(自身を除く): 34928772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 323413, 646826, 970239, 1293652, 1617065, 1940478, 3234130, 3880956, 4851195, 6468260, 9702390, 19404780]

約数ペア:

[(1, 19404780), (2, 9702390), (3, 6468260), (4, 4851195), (5, 3880956), (6, 3234130), (10, 1940478), (12, 1617065), (15, 1293652), (20, 970239), (30, 646826), (60, 323413)]