66303340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{54347}}^1$

素因数の和:54417

約数の個数: 24

約数和(自身を含む): 141522192

約数和(自身を除く): 75218852

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 54347, 108694, 217388, 271735, 543470, 1086940, 3315167, 6630334, 13260668, 16575835, 33151670, 66303340]

約数ペア:

[(1, 66303340), (2, 33151670), (4, 16575835), (5, 13260668), (10, 6630334), (20, 3315167), (61, 1086940), (122, 543470), (244, 271735), (305, 217388), (610, 108694), (1220, 54347)]