788335220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{22511}}^1$

素因数の和:22640

約数の個数: 48

約数和(自身を含む): 1769983488

約数和(自身を除く): 981648268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 515, 1030, 1751, 2060, 3502, 7004, 8755, 17510, 22511, 35020, 45022, 90044, 112555, 225110, 382687, 450220, 765374, 1530748, 1913435, 2318633, 3826870, 4637266, 7653740, 9274532, 11593165, 23186330, 39416761, 46372660, 78833522, 157667044, 197083805, 394167610, 788335220]

約数ペア:

[(1, 788335220), (2, 394167610), (4, 197083805), (5, 157667044), (10, 78833522), (17, 46372660), (20, 39416761), (34, 23186330), (68, 11593165), (85, 9274532), (103, 7653740), (170, 4637266), (206, 3826870), (340, 2318633), (412, 1913435), (515, 1530748), (1030, 765374), (1751, 450220), (2060, 382687), (3502, 225110), (7004, 112555), (8755, 90044), (17510, 45022), (22511, 35020)]