2163490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 4598784

約数和(自身を除く): 2435294

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 997, 1085, 1994, 2170, 4985, 6979, 9970, 13958, 30907, 34895, 61814, 69790, 154535, 216349, 309070, 432698, 1081745, 2163490]

約数ペア:

[(1, 2163490), (2, 1081745), (5, 432698), (7, 309070), (10, 216349), (14, 154535), (31, 69790), (35, 61814), (62, 34895), (70, 30907), (155, 13958), (217, 9970), (310, 6979), (434, 4985), (997, 2170), (1085, 1994)]