89036920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{45427}}^1$

素因数の和:45452

約数の個数: 48

約数和(自身を含む): 233045640

約数和(自身を除く): 144008720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 45427, 90854, 181708, 227135, 317989, 363416, 454270, 635978, 908540, 1271956, 1589945, 1817080, 2225923, 2543912, 3179890, 4451846, 6359780, 8903692, 11129615, 12719560, 17807384, 22259230, 44518460, 89036920]

約数ペア:

[(1, 89036920), (2, 44518460), (4, 22259230), (5, 17807384), (7, 12719560), (8, 11129615), (10, 8903692), (14, 6359780), (20, 4451846), (28, 3179890), (35, 2543912), (40, 2225923), (49, 1817080), (56, 1589945), (70, 1271956), (98, 908540), (140, 635978), (196, 454270), (245, 363416), (280, 317989), (392, 227135), (490, 181708), (980, 90854), (1960, 45427)]