12919860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71777}}^1$

素因数の和:71792

約数の個数: 36

約数和(自身を含む): 39190788

約数和(自身を除く): 26270928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71777, 143554, 215331, 287108, 358885, 430662, 645993, 717770, 861324, 1076655, 1291986, 1435540, 2153310, 2583972, 3229965, 4306620, 6459930, 12919860]

約数ペア:

[(1, 12919860), (2, 6459930), (3, 4306620), (4, 3229965), (5, 2583972), (6, 2153310), (9, 1435540), (10, 1291986), (12, 1076655), (15, 861324), (18, 717770), (20, 645993), (30, 430662), (36, 358885), (45, 287108), (60, 215331), (90, 143554), (180, 71777)]