2080690405

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{39971}}^1$

素因数の和:40364

約数の個数: 16

約数和(自身を含む): 2590185600

約数和(自身を除く): 509495195

約数列:

[1, 5, 29, 145, 359, 1795, 10411, 39971, 52055, 199855, 1159159, 5795795, 14349589, 71747945, 416138081, 2080690405]

約数ペア:

[(1, 2080690405), (5, 416138081), (29, 71747945), (145, 14349589), (359, 5795795), (1795, 1159159), (10411, 199855), (39971, 52055)]