1640603916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{2170111}}^1$

素因数の和:2170131

約数の個数: 48

約数和(自身を含む): 4861050880

約数和(自身を除く): 3220446964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 2170111, 4340222, 6510333, 8680444, 13020666, 15190777, 19530999, 26041332, 30381554, 39061998, 45572331, 58592997, 60763108, 78123996, 91144662, 117185994, 136716993, 182289324, 234371988, 273433986, 410150979, 546867972, 820301958, 1640603916]

約数ペア:

[(1, 1640603916), (2, 820301958), (3, 546867972), (4, 410150979), (6, 273433986), (7, 234371988), (9, 182289324), (12, 136716993), (14, 117185994), (18, 91144662), (21, 78123996), (27, 60763108), (28, 58592997), (36, 45572331), (42, 39061998), (54, 30381554), (63, 26041332), (84, 19530999), (108, 15190777), (126, 13020666), (189, 8680444), (252, 6510333), (378, 4340222), (756, 2170111)]