138691910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53549}}^1$

素因数の和:53600

約数の個数: 32

約数和(自身を含む): 293025600

約数和(自身を除く): 154333690

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 53549, 107098, 267745, 374843, 535490, 749686, 1874215, 1981313, 3748430, 3962626, 9906565, 13869191, 19813130, 27738382, 69345955, 138691910]

約数ペア:

[(1, 138691910), (2, 69345955), (5, 27738382), (7, 19813130), (10, 13869191), (14, 9906565), (35, 3962626), (37, 3748430), (70, 1981313), (74, 1874215), (185, 749686), (259, 535490), (370, 374843), (518, 267745), (1295, 107098), (2590, 53549)]