8121680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{14503}}^1$

素因数の和:14523

約数の個数: 40

約数和(自身を含む): 21581952

約数和(自身を除く): 13460272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 14503, 29006, 58012, 72515, 101521, 116024, 145030, 203042, 232048, 290060, 406084, 507605, 580120, 812168, 1015210, 1160240, 1624336, 2030420, 4060840, 8121680]

約数ペア:

[(1, 8121680), (2, 4060840), (4, 2030420), (5, 1624336), (7, 1160240), (8, 1015210), (10, 812168), (14, 580120), (16, 507605), (20, 406084), (28, 290060), (35, 232048), (40, 203042), (56, 145030), (70, 116024), (80, 101521), (112, 72515), (140, 58012), (280, 29006), (560, 14503)]