15572380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 34574400

約数和(自身を除く): 19002020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 349, 388, 460, 485, 698, 970, 1396, 1745, 1940, 2231, 3490, 4462, 6980, 8027, 8924, 11155, 16054, 22310, 32108, 33853, 40135, 44620, 67706, 80270, 135412, 160540, 169265, 338530, 677060, 778619, 1557238, 3114476, 3893095, 7786190, 15572380]

約数ペア:

[(1, 15572380), (2, 7786190), (4, 3893095), (5, 3114476), (10, 1557238), (20, 778619), (23, 677060), (46, 338530), (92, 169265), (97, 160540), (115, 135412), (194, 80270), (230, 67706), (349, 44620), (388, 40135), (460, 33853), (485, 32108), (698, 22310), (970, 16054), (1396, 11155), (1745, 8924), (1940, 8027), (2231, 6980), (3490, 4462)]