4546220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4639}}^1$

素因数の和:4662

約数の個数: 36

約数和(自身を含む): 11108160

約数和(自身を除く): 6561940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4639, 9278, 18556, 23195, 32473, 46390, 64946, 92780, 129892, 162365, 227311, 324730, 454622, 649460, 909244, 1136555, 2273110, 4546220]

約数ペア:

[(1, 4546220), (2, 2273110), (4, 1136555), (5, 909244), (7, 649460), (10, 454622), (14, 324730), (20, 227311), (28, 162365), (35, 129892), (49, 92780), (70, 64946), (98, 46390), (140, 32473), (196, 23195), (245, 18556), (490, 9278), (980, 4639)]