17798240

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 42357168

約数和(自身を除く): 24558928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 643, 692, 865, 1286, 1384, 1730, 2572, 2768, 3215, 3460, 5144, 5536, 6430, 6920, 10288, 12860, 13840, 20576, 25720, 27680, 51440, 102880, 111239, 222478, 444956, 556195, 889912, 1112390, 1779824, 2224780, 3559648, 4449560, 8899120, 17798240]

約数ペア:

[(1, 17798240), (2, 8899120), (4, 4449560), (5, 3559648), (8, 2224780), (10, 1779824), (16, 1112390), (20, 889912), (32, 556195), (40, 444956), (80, 222478), (160, 111239), (173, 102880), (346, 51440), (643, 27680), (692, 25720), (865, 20576), (1286, 13840), (1384, 12860), (1730, 10288), (2572, 6920), (2768, 6430), (3215, 5536), (3460, 5144)]