201253660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 429809184

約数和(自身を除く): 228555524

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 227, 388, 454, 457, 485, 908, 914, 970, 1135, 1828, 1940, 2270, 2285, 4540, 4570, 9140, 22019, 44038, 44329, 88076, 88658, 103739, 110095, 177316, 207478, 220190, 221645, 414956, 440380, 443290, 518695, 886580, 1037390, 2074780, 10062683, 20125366, 40250732, 50313415, 100626830, 201253660]

約数ペア:

[(1, 201253660), (2, 100626830), (4, 50313415), (5, 40250732), (10, 20125366), (20, 10062683), (97, 2074780), (194, 1037390), (227, 886580), (388, 518695), (454, 443290), (457, 440380), (485, 414956), (908, 221645), (914, 220190), (970, 207478), (1135, 177316), (1828, 110095), (1940, 103739), (2270, 88658), (2285, 88076), (4540, 44329), (4570, 44038), (9140, 22019)]