11388580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11621}}^1$

素因数の和:11644

約数の個数: 36

約数和(自身を含む): 27823068

約数和(自身を除く): 16434488

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 11621, 23242, 46484, 58105, 81347, 116210, 162694, 232420, 325388, 406735, 569429, 813470, 1138858, 1626940, 2277716, 2847145, 5694290, 11388580]

約数ペア:

[(1, 11388580), (2, 5694290), (4, 2847145), (5, 2277716), (7, 1626940), (10, 1138858), (14, 813470), (20, 569429), (28, 406735), (35, 325388), (49, 232420), (70, 162694), (98, 116210), (140, 81347), (196, 58105), (245, 46484), (490, 23242), (980, 11621)]