193978960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{346391}}^1$

素因数の和:346411

約数の個数: 40

約数和(自身を含む): 515431296

約数和(自身を除く): 321452336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 346391, 692782, 1385564, 1731955, 2424737, 2771128, 3463910, 4849474, 5542256, 6927820, 9698948, 12123685, 13855640, 19397896, 24247370, 27711280, 38795792, 48494740, 96989480, 193978960]

約数ペア:

[(1, 193978960), (2, 96989480), (4, 48494740), (5, 38795792), (7, 27711280), (8, 24247370), (10, 19397896), (14, 13855640), (16, 12123685), (20, 9698948), (28, 6927820), (35, 5542256), (40, 4849474), (56, 3463910), (70, 2771128), (80, 2424737), (112, 1731955), (140, 1385564), (280, 692782), (560, 346391)]