173085460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{79397}}^1$

素因数の和:79515

約数の個数: 24

約数和(自身を含む): 366818760

約数和(自身を除く): 193733300

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 79397, 158794, 317588, 396985, 793970, 1587940, 8654273, 17308546, 34617092, 43271365, 86542730, 173085460]

約数ペア:

[(1, 173085460), (2, 86542730), (4, 43271365), (5, 34617092), (10, 17308546), (20, 8654273), (109, 1587940), (218, 793970), (436, 396985), (545, 317588), (1090, 158794), (2180, 79397)]