98663980

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{20641}}^1$

素因数の和:20889

約数の個数: 24

約数和(自身を含む): 208071360

約数和(自身を除く): 109407380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 20641, 41282, 82564, 103205, 206410, 412820, 4933199, 9866398, 19732796, 24665995, 49331990, 98663980]

約数ペア:

[(1, 98663980), (2, 49331990), (4, 24665995), (5, 19732796), (10, 9866398), (20, 4933199), (239, 412820), (478, 206410), (956, 103205), (1195, 82564), (2390, 41282), (4780, 20641)]