118894580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{121321}}^1$

素因数の和:121344

約数の個数: 36

約数和(自身を含む): 290444868

約数和(自身を除く): 171550288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 121321, 242642, 485284, 606605, 849247, 1213210, 1698494, 2426420, 3396988, 4246235, 5944729, 8492470, 11889458, 16984940, 23778916, 29723645, 59447290, 118894580]

約数ペア:

[(1, 118894580), (2, 59447290), (4, 29723645), (5, 23778916), (7, 16984940), (10, 11889458), (14, 8492470), (20, 5944729), (28, 4246235), (35, 3396988), (49, 2426420), (70, 1698494), (98, 1213210), (140, 849247), (196, 606605), (245, 485284), (490, 242642), (980, 121321)]