8426540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6907}}^1$

素因数の和:6977

約数の個数: 24

約数和(自身を含む): 17988432

約数和(自身を除く): 9561892

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 6907, 13814, 27628, 34535, 69070, 138140, 421327, 842654, 1685308, 2106635, 4213270, 8426540]

約数ペア:

[(1, 8426540), (2, 4213270), (4, 2106635), (5, 1685308), (10, 842654), (20, 421327), (61, 138140), (122, 69070), (244, 34535), (305, 27628), (610, 13814), (1220, 6907)]