1861413530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{85661}}^1$

素因数の和:85762

約数の個数: 32

約数和(自身を含む): 3497065488

約数和(自身を除く): 1635651958

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 2173, 4346, 10865, 21730, 85661, 171322, 428305, 856610, 3512101, 4540033, 7024202, 9080066, 17560505, 22700165, 35121010, 45400330, 186141353, 372282706, 930706765, 1861413530]

約数ペア:

[(1, 1861413530), (2, 930706765), (5, 372282706), (10, 186141353), (41, 45400330), (53, 35121010), (82, 22700165), (106, 17560505), (205, 9080066), (265, 7024202), (410, 4540033), (530, 3512101), (2173, 856610), (4346, 428305), (10865, 171322), (21730, 85661)]