2017899680

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{72901}}^1$

素因数の和:73089

約数の個数: 48

約数和(自身を含む): 4794910344

約数和(自身を除く): 2777010664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 13840, 27680, 72901, 145802, 291604, 364505, 583208, 729010, 1166416, 1458020, 2332832, 2916040, 5832080, 11664160, 12611873, 25223746, 50447492, 63059365, 100894984, 126118730, 201789968, 252237460, 403579936, 504474920, 1008949840, 2017899680]

約数ペア:

[(1, 2017899680), (2, 1008949840), (4, 504474920), (5, 403579936), (8, 252237460), (10, 201789968), (16, 126118730), (20, 100894984), (32, 63059365), (40, 50447492), (80, 25223746), (160, 12611873), (173, 11664160), (346, 5832080), (692, 2916040), (865, 2332832), (1384, 1458020), (1730, 1166416), (2768, 729010), (3460, 583208), (5536, 364505), (6920, 291604), (13840, 145802), (27680, 72901)]