209255660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1747}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 451948896

約数和(自身を除く): 242693236

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 113, 212, 226, 265, 452, 530, 565, 1060, 1130, 1747, 2260, 3494, 5989, 6988, 8735, 11978, 17470, 23956, 29945, 34940, 59890, 92591, 119780, 185182, 197411, 370364, 394822, 462955, 789644, 925910, 987055, 1851820, 1974110, 3948220, 10462783, 20925566, 41851132, 52313915, 104627830, 209255660]

約数ペア:

[(1, 209255660), (2, 104627830), (4, 52313915), (5, 41851132), (10, 20925566), (20, 10462783), (53, 3948220), (106, 1974110), (113, 1851820), (212, 987055), (226, 925910), (265, 789644), (452, 462955), (530, 394822), (565, 370364), (1060, 197411), (1130, 185182), (1747, 119780), (2260, 92591), (3494, 59890), (5989, 34940), (6988, 29945), (8735, 23956), (11978, 17470)]