20009700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7411}}^1$

素因数の和:7434

約数の個数: 72

約数和(自身を含む): 64336160

約数和(自身を除く): 44326460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7411, 14822, 22233, 29644, 37055, 44466, 66699, 74110, 88932, 111165, 133398, 148220, 185275, 200097, 222330, 266796, 333495, 370550, 400194, 444660, 555825, 666990, 741100, 800388, 1000485, 1111650, 1333980, 1667475, 2000970, 2223300, 3334950, 4001940, 5002425, 6669900, 10004850, 20009700]

約数ペア:

[(1, 20009700), (2, 10004850), (3, 6669900), (4, 5002425), (5, 4001940), (6, 3334950), (9, 2223300), (10, 2000970), (12, 1667475), (15, 1333980), (18, 1111650), (20, 1000485), (25, 800388), (27, 741100), (30, 666990), (36, 555825), (45, 444660), (50, 400194), (54, 370550), (60, 333495), (75, 266796), (90, 222330), (100, 200097), (108, 185275), (135, 148220), (150, 133398), (180, 111165), (225, 88932), (270, 74110), (300, 66699), (450, 44466), (540, 37055), (675, 29644), (900, 22233), (1350, 14822), (2700, 7411)]