20699460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114997}}^1$

素因数の和:115012

約数の個数: 36

約数和(自身を含む): 62788908

約数和(自身を除く): 42089448

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114997, 229994, 344991, 459988, 574985, 689982, 1034973, 1149970, 1379964, 1724955, 2069946, 2299940, 3449910, 4139892, 5174865, 6899820, 10349730, 20699460]

約数ペア:

[(1, 20699460), (2, 10349730), (3, 6899820), (4, 5174865), (5, 4139892), (6, 3449910), (9, 2299940), (10, 2069946), (12, 1724955), (15, 1379964), (18, 1149970), (20, 1034973), (30, 689982), (36, 574985), (45, 459988), (60, 344991), (90, 229994), (180, 114997)]