1520238440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5429423}}^1$

素因数の和:5429441

約数の個数: 32

約数和(自身を含む): 3909185280

約数和(自身を除く): 2388946840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5429423, 10858846, 21717692, 27147115, 38005961, 43435384, 54294230, 76011922, 108588460, 152023844, 190029805, 217176920, 304047688, 380059610, 760119220, 1520238440]

約数ペア:

[(1, 1520238440), (2, 760119220), (4, 380059610), (5, 304047688), (7, 217176920), (8, 190029805), (10, 152023844), (14, 108588460), (20, 76011922), (28, 54294230), (35, 43435384), (40, 38005961), (56, 27147115), (70, 21717692), (140, 10858846), (280, 5429423)]