98649140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{259603}}^1$

素因数の和:259631

約数の個数: 24

約数和(自身を含む): 218067360

約数和(自身を除く): 119418220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 259603, 519206, 1038412, 1298015, 2596030, 4932457, 5192060, 9864914, 19729828, 24662285, 49324570, 98649140]

約数ペア:

[(1, 98649140), (2, 49324570), (4, 24662285), (5, 19729828), (10, 9864914), (19, 5192060), (20, 4932457), (38, 2596030), (76, 1298015), (95, 1038412), (190, 519206), (380, 259603)]