124560280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239539}}^1$

素因数の和:239563

約数の個数: 32

約数和(自身を含む): 301820400

約数和(自身を除く): 177260120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 239539, 479078, 958156, 1197695, 1916312, 2395390, 3114007, 4790780, 6228014, 9581560, 12456028, 15570035, 24912056, 31140070, 62280140, 124560280]

約数ペア:

[(1, 124560280), (2, 62280140), (4, 31140070), (5, 24912056), (8, 15570035), (10, 12456028), (13, 9581560), (20, 6228014), (26, 4790780), (40, 3114007), (52, 2395390), (65, 1916312), (104, 1197695), (130, 958156), (260, 479078), (520, 239539)]