20162957560

素因数分解:

$2^3\times 5^1\times {\mathrm{941}}^1\times {\mathrm{535679}}^1$

素因数の和:536631

約数の個数: 32

約数和(自身を含む): 45414950400

約数和(自身を除く): 25251992840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 941, 1882, 3764, 4705, 7528, 9410, 18820, 37640, 535679, 1071358, 2142716, 2678395, 4285432, 5356790, 10713580, 21427160, 504073939, 1008147878, 2016295756, 2520369695, 4032591512, 5040739390, 10081478780, 20162957560]

約数ペア:

[(1, 20162957560), (2, 10081478780), (4, 5040739390), (5, 4032591512), (8, 2520369695), (10, 2016295756), (20, 1008147878), (40, 504073939), (941, 21427160), (1882, 10713580), (3764, 5356790), (4705, 4285432), (7528, 2678395), (9410, 2142716), (18820, 1071358), (37640, 535679)]