20071340

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4421}}^1$

素因数の和:4657

約数の個数: 24

約数和(自身を含む): 42345072

約数和(自身を除く): 22273732

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4421, 4540, 8842, 17684, 22105, 44210, 88420, 1003567, 2007134, 4014268, 5017835, 10035670, 20071340]

約数ペア:

[(1, 20071340), (2, 10035670), (4, 5017835), (5, 4014268), (10, 2007134), (20, 1003567), (227, 88420), (454, 44210), (908, 22105), (1135, 17684), (2270, 8842), (4421, 4540)]