142970360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274943}}^1$

素因数の和:274967

約数の個数: 32

約数和(自身を含む): 346429440

約数和(自身を除く): 203459080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 274943, 549886, 1099772, 1374715, 2199544, 2749430, 3574259, 5498860, 7148518, 10997720, 14297036, 17871295, 28594072, 35742590, 71485180, 142970360]

約数ペア:

[(1, 142970360), (2, 71485180), (4, 35742590), (5, 28594072), (8, 17871295), (10, 14297036), (13, 10997720), (20, 7148518), (26, 5498860), (40, 3574259), (52, 2749430), (65, 2199544), (104, 1374715), (130, 1099772), (260, 549886), (520, 274943)]