11997160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6121}}^1$

素因数の和:6146

約数の個数: 48

約数和(自身を含む): 31405860

約数和(自身を除く): 19408700

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, 6121, 12242, 24484, 30605, 42847, 48968, 61210, 85694, 122420, 171388, 214235, 244840, 299929, 342776, 428470, 599858, 856940, 1199716, 1499645, 1713880, 2399432, 2999290, 5998580, 11997160]

約数ペア:

[(1, 11997160), (2, 5998580), (4, 2999290), (5, 2399432), (7, 1713880), (8, 1499645), (10, 1199716), (14, 856940), (20, 599858), (28, 428470), (35, 342776), (40, 299929), (49, 244840), (56, 214235), (70, 171388), (98, 122420), (140, 85694), (196, 61210), (245, 48968), (280, 42847), (392, 30605), (490, 24484), (980, 12242), (1960, 6121)]