27739280

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1289}}^1$

素因数の和:1571

約数の個数: 40

約数和(自身を含む): 64783800

約数和(自身を除く): 37044520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1289, 1345, 2152, 2578, 2690, 4304, 5156, 5380, 6445, 10312, 10760, 12890, 20624, 21520, 25780, 51560, 103120, 346741, 693482, 1386964, 1733705, 2773928, 3467410, 5547856, 6934820, 13869640, 27739280]

約数ペア:

[(1, 27739280), (2, 13869640), (4, 6934820), (5, 5547856), (8, 3467410), (10, 2773928), (16, 1733705), (20, 1386964), (40, 693482), (80, 346741), (269, 103120), (538, 51560), (1076, 25780), (1289, 21520), (1345, 20624), (2152, 12890), (2578, 10760), (2690, 10312), (4304, 6445), (5156, 5380)]