18053440

素因数分解:

$2^6\times 5^1\times {\mathrm{56417}}^1$

素因数の和:56434

約数の個数: 28

約数和(自身を含む): 42990516

約数和(自身を除く): 24937076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56417, 112834, 225668, 282085, 451336, 564170, 902672, 1128340, 1805344, 2256680, 3610688, 4513360, 9026720, 18053440]

約数ペア:

[(1, 18053440), (2, 9026720), (4, 4513360), (5, 3610688), (8, 2256680), (10, 1805344), (16, 1128340), (20, 902672), (32, 564170), (40, 451336), (64, 282085), (80, 225668), (160, 112834), (320, 56417)]