20228390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22229}}^1$

素因数の和:22256

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 24587290

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22229, 44458, 111145, 155603, 222290, 288977, 311206, 577954, 778015, 1444885, 1556030, 2022839, 2889770, 4045678, 10114195, 20228390]

約数ペア:

[(1, 20228390), (2, 10114195), (5, 4045678), (7, 2889770), (10, 2022839), (13, 1556030), (14, 1444885), (26, 778015), (35, 577954), (65, 311206), (70, 288977), (91, 222290), (130, 155603), (182, 111145), (455, 44458), (910, 22229)]