125870020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{12923}}^1$

素因数の和:13419

約数の個数: 24

約数和(自身を含む): 264890304

約数和(自身を除く): 139020284

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 12923, 25846, 51692, 64615, 129230, 258460, 6293501, 12587002, 25174004, 31467505, 62935010, 125870020]

約数ペア:

[(1, 125870020), (2, 62935010), (4, 31467505), (5, 25174004), (10, 12587002), (20, 6293501), (487, 258460), (974, 129230), (1948, 64615), (2435, 51692), (4870, 25846), (9740, 12923)]