20144340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111913}}^1$

素因数の和:111928

約数の個数: 36

約数和(自身を含む): 61105044

約数和(自身を除く): 40960704

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111913, 223826, 335739, 447652, 559565, 671478, 1007217, 1119130, 1342956, 1678695, 2014434, 2238260, 3357390, 4028868, 5036085, 6714780, 10072170, 20144340]

約数ペア:

[(1, 20144340), (2, 10072170), (3, 6714780), (4, 5036085), (5, 4028868), (6, 3357390), (9, 2238260), (10, 2014434), (12, 1678695), (15, 1342956), (18, 1119130), (20, 1007217), (30, 671478), (36, 559565), (45, 447652), (60, 335739), (90, 223826), (180, 111913)]