20074598210

素因数分解:

$2^1\times 5^1\times {\mathrm{47639}}^1\times {\mathrm{42139}}^1$

素因数の和:89785

約数の個数: 16

約数和(自身を含む): 36135892800

約数和(自身を除く): 16061294590

約数列:

[1, 2, 5, 10, 42139, 47639, 84278, 95278, 210695, 238195, 421390, 476390, 2007459821, 4014919642, 10037299105, 20074598210]

約数ペア:

[(1, 20074598210), (2, 10037299105), (5, 4014919642), (10, 2007459821), (42139, 476390), (47639, 421390), (84278, 238195), (95278, 210695)]