20995662490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{15193}}^1$

素因数の和:15967

約数の個数: 64

約数和(自身を含む): 43714961280

約数和(自身を除く): 22719298790

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 739, 935, 1478, 1870, 3695, 7390, 8129, 12563, 15193, 16258, 25126, 30386, 40645, 62815, 75965, 81290, 125630, 138193, 151930, 167123, 258281, 276386, 334246, 516562, 690965, 835615, 1291405, 1381930, 1671230, 2582810, 2841091, 5682182, 11227627, 14205455, 22455254, 28410910, 56138135, 112276270, 123503897, 190869659, 247007794, 381739318, 617519485, 954348295, 1235038970, 1908696590, 2099566249, 4199132498, 10497831245, 20995662490]

約数ペア:

[(1, 20995662490), (2, 10497831245), (5, 4199132498), (10, 2099566249), (11, 1908696590), (17, 1235038970), (22, 954348295), (34, 617519485), (55, 381739318), (85, 247007794), (110, 190869659), (170, 123503897), (187, 112276270), (374, 56138135), (739, 28410910), (935, 22455254), (1478, 14205455), (1870, 11227627), (3695, 5682182), (7390, 2841091), (8129, 2582810), (12563, 1671230), (15193, 1381930), (16258, 1291405), (25126, 835615), (30386, 690965), (40645, 516562), (62815, 334246), (75965, 276386), (81290, 258281), (125630, 167123), (138193, 151930)]