55735240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 137712960

約数和(自身を除く): 81977720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 220, 394, 440, 643, 788, 985, 1286, 1576, 1970, 2167, 2572, 3215, 3940, 4334, 5144, 6430, 7073, 7880, 8668, 10835, 12860, 14146, 17336, 21670, 25720, 28292, 35365, 43340, 56584, 70730, 86680, 126671, 141460, 253342, 282920, 506684, 633355, 1013368, 1266710, 1393381, 2533420, 2786762, 5066840, 5573524, 6966905, 11147048, 13933810, 27867620, 55735240]

約数ペア:

[(1, 55735240), (2, 27867620), (4, 13933810), (5, 11147048), (8, 6966905), (10, 5573524), (11, 5066840), (20, 2786762), (22, 2533420), (40, 1393381), (44, 1266710), (55, 1013368), (88, 633355), (110, 506684), (197, 282920), (220, 253342), (394, 141460), (440, 126671), (643, 86680), (788, 70730), (985, 56584), (1286, 43340), (1576, 35365), (1970, 28292), (2167, 25720), (2572, 21670), (3215, 17336), (3940, 14146), (4334, 12860), (5144, 10835), (6430, 8668), (7073, 7880)]