203042020

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{30671}}^1$

素因数の和:31011

約数の個数: 24

約数和(自身を含む): 427690368

約数和(自身を除く): 224648348

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 30671, 61342, 122684, 153355, 306710, 613420, 10152101, 20304202, 40608404, 50760505, 101521010, 203042020]

約数ペア:

[(1, 203042020), (2, 101521010), (4, 50760505), (5, 40608404), (10, 20304202), (20, 10152101), (331, 613420), (662, 306710), (1324, 153355), (1655, 122684), (3310, 61342), (6620, 30671)]