139617140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{536989}}^1$

素因数の和:537011

約数の個数: 24

約数和(自身を含む): 315750120

約数和(自身を除く): 176132980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 536989, 1073978, 2147956, 2684945, 5369890, 6980857, 10739780, 13961714, 27923428, 34904285, 69808570, 139617140]

約数ペア:

[(1, 139617140), (2, 69808570), (4, 34904285), (5, 27923428), (10, 13961714), (13, 10739780), (20, 6980857), (26, 5369890), (52, 2684945), (65, 2147956), (130, 1073978), (260, 536989)]