1340872882010

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4139}}^1\times {\mathrm{164447}}^1$

素因数の和:168790

約数の個数: 32

約数和(自身を含む): 2426423662080

約数和(自身を除く): 1085550780070

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 4139, 8278, 20695, 41390, 164447, 328894, 815383, 822235, 1630766, 1644470, 4076915, 8153830, 32396059, 64792118, 161980295, 323960590, 680646133, 1361292266, 3403230665, 6806461330, 134087288201, 268174576402, 670436441005, 1340872882010]

約数ペア:

[(1, 1340872882010), (2, 670436441005), (5, 268174576402), (10, 134087288201), (197, 6806461330), (394, 3403230665), (985, 1361292266), (1970, 680646133), (4139, 323960590), (8278, 161980295), (20695, 64792118), (41390, 32396059), (164447, 8153830), (328894, 4076915), (815383, 1644470), (822235, 1630766)]