20682260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 46986240

約数和(自身を除く): 26303980

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 1471, 2812, 2942, 3515, 5884, 7030, 7355, 14060, 14710, 27949, 29420, 54427, 55898, 108854, 111796, 139745, 217708, 272135, 279490, 544270, 558980, 1034113, 1088540, 2068226, 4136452, 5170565, 10341130, 20682260]

約数ペア:

[(1, 20682260), (2, 10341130), (4, 5170565), (5, 4136452), (10, 2068226), (19, 1088540), (20, 1034113), (37, 558980), (38, 544270), (74, 279490), (76, 272135), (95, 217708), (148, 139745), (185, 111796), (190, 108854), (370, 55898), (380, 54427), (703, 29420), (740, 27949), (1406, 14710), (1471, 14060), (2812, 7355), (2942, 7030), (3515, 5884)]