8380020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12697}}^1$

素因数の和:12720

約数の個数: 48

約数和(自身を含む): 25599168

約数和(自身を除く): 17219148

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 12697, 25394, 38091, 50788, 63485, 76182, 126970, 139667, 152364, 190455, 253940, 279334, 380910, 419001, 558668, 698335, 761820, 838002, 1396670, 1676004, 2095005, 2793340, 4190010, 8380020]

約数ペア:

[(1, 8380020), (2, 4190010), (3, 2793340), (4, 2095005), (5, 1676004), (6, 1396670), (10, 838002), (11, 761820), (12, 698335), (15, 558668), (20, 419001), (22, 380910), (30, 279334), (33, 253940), (44, 190455), (55, 152364), (60, 139667), (66, 126970), (110, 76182), (132, 63485), (165, 50788), (220, 38091), (330, 25394), (660, 12697)]