648130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 1368576

約数和(自身を除く): 720446

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 197, 235, 329, 394, 470, 658, 985, 1379, 1645, 1970, 2758, 3290, 6895, 9259, 13790, 18518, 46295, 64813, 92590, 129626, 324065, 648130]

約数ペア:

[(1, 648130), (2, 324065), (5, 129626), (7, 92590), (10, 64813), (14, 46295), (35, 18518), (47, 13790), (70, 9259), (94, 6895), (197, 3290), (235, 2758), (329, 1970), (394, 1645), (470, 1379), (658, 985)]