20170980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112061}}^1$

素因数の和:112076

約数の個数: 36

約数和(自身を含む): 61185852

約数和(自身を除く): 41014872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112061, 224122, 336183, 448244, 560305, 672366, 1008549, 1120610, 1344732, 1680915, 2017098, 2241220, 3361830, 4034196, 5042745, 6723660, 10085490, 20170980]

約数ペア:

[(1, 20170980), (2, 10085490), (3, 6723660), (4, 5042745), (5, 4034196), (6, 3361830), (9, 2241220), (10, 2017098), (12, 1680915), (15, 1344732), (18, 1120610), (20, 1008549), (30, 672366), (36, 560305), (45, 448244), (60, 336183), (90, 224122), (180, 112061)]