2978178.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 30831840

約数和(自身を除く): 15589730

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 311, 338, 377, 622, 754, 845, 1555, 1690, 1885, 3110, 3770, 4043, 4901, 8086, 9019, 9802, 18038, 20215, 24505, 40430, 45095, 49010, 52559, 90190, 105118, 117247, 234494, 262795, 525590, 586235, 1172470, 1524211, 3048422, 7621055, 15242110]

約数ペア:

[(1, 15242110), (2, 7621055), (5, 3048422), (10, 1524211), (13, 1172470), (26, 586235), (29, 525590), (58, 262795), (65, 234494), (130, 117247), (145, 105118), (169, 90190), (290, 52559), (311, 49010), (338, 45095), (377, 40430), (622, 24505), (754, 20215), (845, 18038), (1555, 9802), (1690, 9019), (1885, 8086), (3110, 4901), (3770, 4043)]