223440532

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{420001}}^1$

素因数の和:420031

約数の個数: 24

約数和(自身を含む): 470402240

約数和(自身を除く): 246961708

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 420001, 840002, 1680004, 2940007, 5880014, 7980019, 11760028, 15960038, 31920076, 55860133, 111720266, 223440532]

約数ペア:

[(1, 223440532), (2, 111720266), (4, 55860133), (7, 31920076), (14, 15960038), (19, 11760028), (28, 7980019), (38, 5880014), (76, 2940007), (133, 1680004), (266, 840002), (532, 420001)]