19986360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1103}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 60410880

約数和(自身を除く): 40424520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1103, 1208, 1510, 1812, 2206, 2265, 3020, 3309, 3624, 4412, 4530, 5515, 6040, 6618, 8824, 9060, 11030, 13236, 16545, 18120, 22060, 26472, 33090, 44120, 66180, 132360, 166553, 333106, 499659, 666212, 832765, 999318, 1332424, 1665530, 1998636, 2498295, 3331060, 3997272, 4996590, 6662120, 9993180, 19986360]

約数ペア:

[(1, 19986360), (2, 9993180), (3, 6662120), (4, 4996590), (5, 3997272), (6, 3331060), (8, 2498295), (10, 1998636), (12, 1665530), (15, 1332424), (20, 999318), (24, 832765), (30, 666212), (40, 499659), (60, 333106), (120, 166553), (151, 132360), (302, 66180), (453, 44120), (604, 33090), (755, 26472), (906, 22060), (1103, 18120), (1208, 16545), (1510, 13236), (1812, 11030), (2206, 9060), (2265, 8824), (3020, 6618), (3309, 6040), (3624, 5515), (4412, 4530)]