56891180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 127461600

約数和(自身を除く): 70570420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 745, 1123, 1490, 2246, 2533, 2980, 4492, 5066, 5615, 10132, 11230, 12665, 19091, 22460, 25330, 38182, 50660, 76364, 95455, 167327, 190910, 334654, 381820, 669308, 836635, 1673270, 2844559, 3346540, 5689118, 11378236, 14222795, 28445590, 56891180]

約数ペア:

[(1, 56891180), (2, 28445590), (4, 14222795), (5, 11378236), (10, 5689118), (17, 3346540), (20, 2844559), (34, 1673270), (68, 836635), (85, 669308), (149, 381820), (170, 334654), (298, 190910), (340, 167327), (596, 95455), (745, 76364), (1123, 50660), (1490, 38182), (2246, 25330), (2533, 22460), (2980, 19091), (4492, 12665), (5066, 11230), (5615, 10132)]