19745733180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{827}}^1\times {\mathrm{397939}}^1$

素因数の和:398778

約数の個数: 48

約数和(自身を含む): 55355045760

約数和(自身を除く): 35609312580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 827, 1654, 2481, 3308, 4135, 4962, 8270, 9924, 12405, 16540, 24810, 49620, 397939, 795878, 1193817, 1591756, 1989695, 2387634, 3979390, 4775268, 5969085, 7958780, 11938170, 23876340, 329095553, 658191106, 987286659, 1316382212, 1645477765, 1974573318, 3290955530, 3949146636, 4936433295, 6581911060, 9872866590, 19745733180]

約数ペア:

[(1, 19745733180), (2, 9872866590), (3, 6581911060), (4, 4936433295), (5, 3949146636), (6, 3290955530), (10, 1974573318), (12, 1645477765), (15, 1316382212), (20, 987286659), (30, 658191106), (60, 329095553), (827, 23876340), (1654, 11938170), (2481, 7958780), (3308, 5969085), (4135, 4775268), (4962, 3979390), (8270, 2387634), (9924, 1989695), (12405, 1591756), (16540, 1193817), (24810, 795878), (49620, 397939)]