20855460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347591}}^1$

素因数の和:347603

約数の個数: 24

約数和(自身を含む): 58395456

約数和(自身を除く): 37539996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347591, 695182, 1042773, 1390364, 1737955, 2085546, 3475910, 4171092, 5213865, 6951820, 10427730, 20855460]

約数ペア:

[(1, 20855460), (2, 10427730), (3, 6951820), (4, 5213865), (5, 4171092), (6, 3475910), (10, 2085546), (12, 1737955), (15, 1390364), (20, 1042773), (30, 695182), (60, 347591)]