1720123356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{890333}}^1$

素因数の和:890370

約数の個数: 48

約数和(自身を含む): 4786435584

約数和(自身を除く): 3066312228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 890333, 1780666, 2670999, 3561332, 5341998, 6232331, 10683996, 12464662, 18696993, 20477659, 24929324, 37393986, 40955318, 61432977, 74787972, 81910636, 122865954, 143343613, 245731908, 286687226, 430030839, 573374452, 860061678, 1720123356]

約数ペア:

[(1, 1720123356), (2, 860061678), (3, 573374452), (4, 430030839), (6, 286687226), (7, 245731908), (12, 143343613), (14, 122865954), (21, 81910636), (23, 74787972), (28, 61432977), (42, 40955318), (46, 37393986), (69, 24929324), (84, 20477659), (92, 18696993), (138, 12464662), (161, 10683996), (276, 6232331), (322, 5341998), (483, 3561332), (644, 2670999), (966, 1780666), (1932, 890333)]