2008240630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{72161}}^1$

素因数の和:72213

約数の個数: 48

約数和(自身を含む): 4146139872

約数和(自身を除く): 2137899242

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2783, 5566, 13915, 27830, 72161, 144322, 360805, 721610, 793771, 1587542, 1659703, 3319406, 3968855, 7937710, 8298515, 8731481, 16597030, 17462962, 18256733, 36513466, 43657405, 87314810, 91283665, 182567330, 200824063, 401648126, 1004120315, 2008240630]

約数ペア:

[(1, 2008240630), (2, 1004120315), (5, 401648126), (10, 200824063), (11, 182567330), (22, 91283665), (23, 87314810), (46, 43657405), (55, 36513466), (110, 18256733), (115, 17462962), (121, 16597030), (230, 8731481), (242, 8298515), (253, 7937710), (506, 3968855), (605, 3319406), (1210, 1659703), (1265, 1587542), (2530, 793771), (2783, 721610), (5566, 360805), (13915, 144322), (27830, 72161)]