20159460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111997}}^1$

素因数の和:112012

約数の個数: 36

約数和(自身を含む): 61150908

約数和(自身を除く): 40991448

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111997, 223994, 335991, 447988, 559985, 671982, 1007973, 1119970, 1343964, 1679955, 2015946, 2239940, 3359910, 4031892, 5039865, 6719820, 10079730, 20159460]

約数ペア:

[(1, 20159460), (2, 10079730), (3, 6719820), (4, 5039865), (5, 4031892), (6, 3359910), (9, 2239940), (10, 2015946), (12, 1679955), (15, 1343964), (18, 1119970), (20, 1007973), (30, 671982), (36, 559985), (45, 447988), (60, 335991), (90, 223994), (180, 111997)]