205949240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{735533}}^1$

素因数の和:735551

約数の個数: 32

約数和(自身を含む): 529584480

約数和(自身を除く): 323635240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 735533, 1471066, 2942132, 3677665, 5148731, 5884264, 7355330, 10297462, 14710660, 20594924, 25743655, 29421320, 41189848, 51487310, 102974620, 205949240]

約数ペア:

[(1, 205949240), (2, 102974620), (4, 51487310), (5, 41189848), (7, 29421320), (8, 25743655), (10, 20594924), (14, 14710660), (20, 10297462), (28, 7355330), (35, 5884264), (40, 5148731), (56, 3677665), (70, 2942132), (140, 1471066), (280, 735533)]