1722771280

素因数分解:

$2^4\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{11257}}^1$

素因数の和:13183

約数の個数: 40

約数和(自身を含む): 4007893032

約数和(自身を除く): 2285121752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1913, 3826, 7652, 9565, 11257, 15304, 19130, 22514, 30608, 38260, 45028, 56285, 76520, 90056, 112570, 153040, 180112, 225140, 450280, 900560, 21534641, 43069282, 86138564, 107673205, 172277128, 215346410, 344554256, 430692820, 861385640, 1722771280]

約数ペア:

[(1, 1722771280), (2, 861385640), (4, 430692820), (5, 344554256), (8, 215346410), (10, 172277128), (16, 107673205), (20, 86138564), (40, 43069282), (80, 21534641), (1913, 900560), (3826, 450280), (7652, 225140), (9565, 180112), (11257, 153040), (15304, 112570), (19130, 90056), (22514, 76520), (30608, 56285), (38260, 45028)]