30937180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 67568256

約数和(自身を除く): 36631076

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 370, 388, 431, 485, 740, 862, 970, 1724, 1940, 2155, 3589, 4310, 7178, 8620, 14356, 15947, 17945, 31894, 35890, 41807, 63788, 71780, 79735, 83614, 159470, 167228, 209035, 318940, 418070, 836140, 1546859, 3093718, 6187436, 7734295, 15468590, 30937180]

約数ペア:

[(1, 30937180), (2, 15468590), (4, 7734295), (5, 6187436), (10, 3093718), (20, 1546859), (37, 836140), (74, 418070), (97, 318940), (148, 209035), (185, 167228), (194, 159470), (370, 83614), (388, 79735), (431, 71780), (485, 63788), (740, 41807), (862, 35890), (970, 31894), (1724, 17945), (1940, 15947), (2155, 14356), (3589, 8620), (4310, 7178)]