8140816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:527

約数の個数: 40

約数和(自身を含む): 16913600

約数和(自身を除く): 8772784

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 439, 488, 878, 976, 1159, 1756, 2318, 3512, 4636, 7024, 8341, 9272, 16682, 18544, 26779, 33364, 53558, 66728, 107116, 133456, 214232, 428464, 508801, 1017602, 2035204, 4070408, 8140816]

約数ペア:

[(1, 8140816), (2, 4070408), (4, 2035204), (8, 1017602), (16, 508801), (19, 428464), (38, 214232), (61, 133456), (76, 107116), (122, 66728), (152, 53558), (244, 33364), (304, 26779), (439, 18544), (488, 16682), (878, 9272), (976, 8341), (1159, 7024), (1756, 4636), (2318, 3512)]