17913040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 43219332

約数和(自身を除く): 25306292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 233, 248, 310, 466, 496, 620, 932, 961, 1165, 1240, 1864, 1922, 2330, 2480, 3728, 3844, 4660, 4805, 7223, 7688, 9320, 9610, 14446, 15376, 18640, 19220, 28892, 36115, 38440, 57784, 72230, 76880, 115568, 144460, 223913, 288920, 447826, 577840, 895652, 1119565, 1791304, 2239130, 3582608, 4478260, 8956520, 17913040]

約数ペア:

[(1, 17913040), (2, 8956520), (4, 4478260), (5, 3582608), (8, 2239130), (10, 1791304), (16, 1119565), (20, 895652), (31, 577840), (40, 447826), (62, 288920), (80, 223913), (124, 144460), (155, 115568), (233, 76880), (248, 72230), (310, 57784), (466, 38440), (496, 36115), (620, 28892), (932, 19220), (961, 18640), (1165, 15376), (1240, 14446), (1864, 9610), (1922, 9320), (2330, 7688), (2480, 7223), (3728, 4805), (3844, 4660)]