12910020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2089}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 36516480

約数和(自身を除く): 23606460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 2089, 3090, 4178, 6180, 6267, 8356, 10445, 12534, 20890, 25068, 31335, 41780, 62670, 125340, 215167, 430334, 645501, 860668, 1075835, 1291002, 2151670, 2582004, 3227505, 4303340, 6455010, 12910020]

約数ペア:

[(1, 12910020), (2, 6455010), (3, 4303340), (4, 3227505), (5, 2582004), (6, 2151670), (10, 1291002), (12, 1075835), (15, 860668), (20, 645501), (30, 430334), (60, 215167), (103, 125340), (206, 62670), (309, 41780), (412, 31335), (515, 25068), (618, 20890), (1030, 12534), (1236, 10445), (1545, 8356), (2060, 6267), (2089, 6180), (3090, 4178)]