30973760

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2311

約数の個数: 56

約数和(自身を含む): 75505056

約数和(自身を除く): 44531296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2251, 2752, 3440, 4502, 6880, 9004, 11255, 13760, 18008, 22510, 36016, 45020, 72032, 90040, 96793, 144064, 180080, 193586, 360160, 387172, 483965, 720320, 774344, 967930, 1548688, 1935860, 3097376, 3871720, 6194752, 7743440, 15486880, 30973760]

約数ペア:

[(1, 30973760), (2, 15486880), (4, 7743440), (5, 6194752), (8, 3871720), (10, 3097376), (16, 1935860), (20, 1548688), (32, 967930), (40, 774344), (43, 720320), (64, 483965), (80, 387172), (86, 360160), (160, 193586), (172, 180080), (215, 144064), (320, 96793), (344, 90040), (430, 72032), (688, 45020), (860, 36016), (1376, 22510), (1720, 18008), (2251, 13760), (2752, 11255), (3440, 9004), (4502, 6880)]