1566995990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{29339}}^1$

素因数の和:29469

約数の個数: 48

約数和(自身を含む): 3311312400

約数和(自身を除く): 1744316410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 245, 490, 545, 763, 1090, 1526, 3815, 5341, 7630, 10682, 26705, 29339, 53410, 58678, 146695, 205373, 293390, 410746, 1026865, 1437611, 2053730, 2875222, 3197951, 6395902, 7188055, 14376110, 15989755, 22385657, 31979510, 44771314, 111928285, 156699599, 223856570, 313399198, 783497995, 1566995990]

約数ペア:

[(1, 1566995990), (2, 783497995), (5, 313399198), (7, 223856570), (10, 156699599), (14, 111928285), (35, 44771314), (49, 31979510), (70, 22385657), (98, 15989755), (109, 14376110), (218, 7188055), (245, 6395902), (490, 3197951), (545, 2875222), (763, 2053730), (1090, 1437611), (1526, 1026865), (3815, 410746), (5341, 293390), (7630, 205373), (10682, 146695), (26705, 58678), (29339, 53410)]