2013221720

素因数分解:

$2^3\times 5^1\times {\mathrm{50330543}}^1$

素因数の和:50330554

約数の個数: 16

約数和(自身を含む): 4529748960

約数和(自身を除く): 2516527240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50330543, 100661086, 201322172, 251652715, 402644344, 503305430, 1006610860, 2013221720]

約数ペア:

[(1, 2013221720), (2, 1006610860), (4, 503305430), (5, 402644344), (8, 251652715), (10, 201322172), (20, 100661086), (40, 50330543)]