20139827320

素因数分解:

$2^3\times 5^1\times {\mathrm{503495683}}^1$

素因数の和:503495694

約数の個数: 16

約数和(自身を含む): 45314611560

約数和(自身を除く): 25174784240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503495683, 1006991366, 2013982732, 2517478415, 4027965464, 5034956830, 10069913660, 20139827320]

約数ペア:

[(1, 20139827320), (2, 10069913660), (4, 5034956830), (5, 4027965464), (8, 2517478415), (10, 2013982732), (20, 1006991366), (40, 503495683)]