2228020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6553}}^1$

素因数の和:6579

約数の個数: 24

約数和(自身を含む): 4954824

約数和(自身を除く): 2726804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 6553, 13106, 26212, 32765, 65530, 111401, 131060, 222802, 445604, 557005, 1114010, 2228020]

約数ペア:

[(1, 2228020), (2, 1114010), (4, 557005), (5, 445604), (10, 222802), (17, 131060), (20, 111401), (34, 65530), (68, 32765), (85, 26212), (170, 13106), (340, 6553)]