197960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 523260

約数和(自身を除く): 325300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 392, 404, 490, 505, 707, 808, 980, 1010, 1414, 1960, 2020, 2828, 3535, 4040, 4949, 5656, 7070, 9898, 14140, 19796, 24745, 28280, 39592, 49490, 98980, 197960]

約数ペア:

[(1, 197960), (2, 98980), (4, 49490), (5, 39592), (7, 28280), (8, 24745), (10, 19796), (14, 14140), (20, 9898), (28, 7070), (35, 5656), (40, 4949), (49, 4040), (56, 3535), (70, 2828), (98, 2020), (101, 1960), (140, 1414), (196, 1010), (202, 980), (245, 808), (280, 707), (392, 505), (404, 490)]