39719340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{220663}}^1$

素因数の和:220678

約数の個数: 36

約数和(自身を含む): 120482544

約数和(自身を除く): 80763204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 220663, 441326, 661989, 882652, 1103315, 1323978, 1985967, 2206630, 2647956, 3309945, 3971934, 4413260, 6619890, 7943868, 9929835, 13239780, 19859670, 39719340]

約数ペア:

[(1, 39719340), (2, 19859670), (3, 13239780), (4, 9929835), (5, 7943868), (6, 6619890), (9, 4413260), (10, 3971934), (12, 3309945), (15, 2647956), (18, 2206630), (20, 1985967), (30, 1323978), (36, 1103315), (45, 882652), (60, 661989), (90, 441326), (180, 220663)]