26908020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149489}}^1$

素因数の和:149504

約数の個数: 36

約数和(自身を含む): 81621540

約数和(自身を除く): 54713520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 149489, 298978, 448467, 597956, 747445, 896934, 1345401, 1494890, 1793868, 2242335, 2690802, 2989780, 4484670, 5381604, 6727005, 8969340, 13454010, 26908020]

約数ペア:

[(1, 26908020), (2, 13454010), (3, 8969340), (4, 6727005), (5, 5381604), (6, 4484670), (9, 2989780), (10, 2690802), (12, 2242335), (15, 1793868), (18, 1494890), (20, 1345401), (30, 896934), (36, 747445), (45, 597956), (60, 448467), (90, 298978), (180, 149489)]