260700220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2593}}^1$

素因数の和:3070

約数の個数: 48

約数和(自身を含む): 598778208

約数和(自身を除く): 338077988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 457, 914, 1828, 2285, 2593, 4570, 5027, 5186, 9140, 10054, 10372, 12965, 20108, 25135, 25930, 28523, 50270, 51860, 57046, 100540, 114092, 142615, 285230, 570460, 1185001, 2370002, 4740004, 5925005, 11850010, 13035011, 23700020, 26070022, 52140044, 65175055, 130350110, 260700220]

約数ペア:

[(1, 260700220), (2, 130350110), (4, 65175055), (5, 52140044), (10, 26070022), (11, 23700020), (20, 13035011), (22, 11850010), (44, 5925005), (55, 4740004), (110, 2370002), (220, 1185001), (457, 570460), (914, 285230), (1828, 142615), (2285, 114092), (2593, 100540), (4570, 57046), (5027, 51860), (5186, 50270), (9140, 28523), (10054, 25930), (10372, 25135), (12965, 20108)]