61910540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 134083488

約数和(自身を除く): 72172948

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 193, 215, 373, 386, 430, 746, 772, 860, 965, 1492, 1865, 1930, 3730, 3860, 7460, 8299, 16039, 16598, 32078, 33196, 41495, 64156, 71989, 80195, 82990, 143978, 160390, 165980, 287956, 320780, 359945, 719890, 1439780, 3095527, 6191054, 12382108, 15477635, 30955270, 61910540]

約数ペア:

[(1, 61910540), (2, 30955270), (4, 15477635), (5, 12382108), (10, 6191054), (20, 3095527), (43, 1439780), (86, 719890), (172, 359945), (193, 320780), (215, 287956), (373, 165980), (386, 160390), (430, 143978), (746, 82990), (772, 80195), (860, 71989), (965, 64156), (1492, 41495), (1865, 33196), (1930, 32078), (3730, 16598), (3860, 16039), (7460, 8299)]