20025900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7417}}^1$

素因数の和:7440

約数の個数: 72

約数和(自身を含む): 64388240

約数和(自身を除く): 44362340

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, 7417, 14834, 22251, 29668, 37085, 44502, 66753, 74170, 89004, 111255, 133506, 148340, 185425, 200259, 222510, 267012, 333765, 370850, 400518, 445020, 556275, 667530, 741700, 801036, 1001295, 1112550, 1335060, 1668825, 2002590, 2225100, 3337650, 4005180, 5006475, 6675300, 10012950, 20025900]

約数ペア:

[(1, 20025900), (2, 10012950), (3, 6675300), (4, 5006475), (5, 4005180), (6, 3337650), (9, 2225100), (10, 2002590), (12, 1668825), (15, 1335060), (18, 1112550), (20, 1001295), (25, 801036), (27, 741700), (30, 667530), (36, 556275), (45, 445020), (50, 400518), (54, 370850), (60, 333765), (75, 267012), (90, 222510), (100, 200259), (108, 185425), (135, 148340), (150, 133506), (180, 111255), (225, 89004), (270, 74170), (300, 66753), (450, 44502), (540, 37085), (675, 29668), (900, 22251), (1350, 14834), (2700, 7417)]