221696980

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{36107}}^1$

素因数の和:36423

約数の個数: 24

約数和(自身を含む): 467093088

約数和(自身を除く): 245396108

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 36107, 72214, 144428, 180535, 361070, 722140, 11084849, 22169698, 44339396, 55424245, 110848490, 221696980]

約数ペア:

[(1, 221696980), (2, 110848490), (4, 55424245), (5, 44339396), (10, 22169698), (20, 11084849), (307, 722140), (614, 361070), (1228, 180535), (1535, 144428), (3070, 72214), (6140, 36107)]