3896680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1597}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 8916840

約数和(自身を除く): 5020160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1597, 2440, 3194, 6388, 7985, 12776, 15970, 31940, 63880, 97417, 194834, 389668, 487085, 779336, 974170, 1948340, 3896680]

約数ペア:

[(1, 3896680), (2, 1948340), (4, 974170), (5, 779336), (8, 487085), (10, 389668), (20, 194834), (40, 97417), (61, 63880), (122, 31940), (244, 15970), (305, 12776), (488, 7985), (610, 6388), (1220, 3194), (1597, 2440)]