20170793880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18676661}}^1$

素因数の和:18676681

約数の個数: 64

約数和(自身を含む): 67235983200

約数和(自身を除く): 47065189320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18676661, 37353322, 56029983, 74706644, 93383305, 112059966, 149413288, 168089949, 186766610, 224119932, 280149915, 336179898, 373533220, 448239864, 504269847, 560299830, 672359796, 747066440, 840449745, 1008539694, 1120599660, 1344719592, 1680899490, 2017079388, 2241199320, 2521349235, 3361798980, 4034158776, 5042698470, 6723597960, 10085396940, 20170793880]

約数ペア:

[(1, 20170793880), (2, 10085396940), (3, 6723597960), (4, 5042698470), (5, 4034158776), (6, 3361798980), (8, 2521349235), (9, 2241199320), (10, 2017079388), (12, 1680899490), (15, 1344719592), (18, 1120599660), (20, 1008539694), (24, 840449745), (27, 747066440), (30, 672359796), (36, 560299830), (40, 504269847), (45, 448239864), (54, 373533220), (60, 336179898), (72, 280149915), (90, 224119932), (108, 186766610), (120, 168089949), (135, 149413288), (180, 112059966), (216, 93383305), (270, 74706644), (360, 56029983), (540, 37353322), (1080, 18676661)]