922748660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{4139}}^1$

素因数の和:4376

約数の個数: 48

約数和(自身を含む): 1978058880

約数和(自身を除く): 1055310220

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 157, 284, 314, 355, 628, 710, 785, 1420, 1570, 3140, 4139, 8278, 11147, 16556, 20695, 22294, 41390, 44588, 55735, 82780, 111470, 222940, 293869, 587738, 649823, 1175476, 1299646, 1469345, 2599292, 2938690, 3249115, 5877380, 6498230, 12996460, 46137433, 92274866, 184549732, 230687165, 461374330, 922748660]

約数ペア:

[(1, 922748660), (2, 461374330), (4, 230687165), (5, 184549732), (10, 92274866), (20, 46137433), (71, 12996460), (142, 6498230), (157, 5877380), (284, 3249115), (314, 2938690), (355, 2599292), (628, 1469345), (710, 1299646), (785, 1175476), (1420, 649823), (1570, 587738), (3140, 293869), (4139, 222940), (8278, 111470), (11147, 82780), (16556, 55735), (20695, 44588), (22294, 41390)]