20935800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{3877}}^1$

素因数の和:3902

約数の個数: 96

約数和(自身を含む): 72130800

約数和(自身を除く): 51195000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 135, 150, 180, 200, 216, 225, 270, 300, 360, 450, 540, 600, 675, 900, 1080, 1350, 1800, 2700, 3877, 5400, 7754, 11631, 15508, 19385, 23262, 31016, 34893, 38770, 46524, 58155, 69786, 77540, 93048, 96925, 104679, 116310, 139572, 155080, 174465, 193850, 209358, 232620, 279144, 290775, 348930, 387700, 418716, 465240, 523395, 581550, 697860, 775400, 837432, 872325, 1046790, 1163100, 1395720, 1744650, 2093580, 2326200, 2616975, 3489300, 4187160, 5233950, 6978600, 10467900, 20935800]

約数ペア:

[(1, 20935800), (2, 10467900), (3, 6978600), (4, 5233950), (5, 4187160), (6, 3489300), (8, 2616975), (9, 2326200), (10, 2093580), (12, 1744650), (15, 1395720), (18, 1163100), (20, 1046790), (24, 872325), (25, 837432), (27, 775400), (30, 697860), (36, 581550), (40, 523395), (45, 465240), (50, 418716), (54, 387700), (60, 348930), (72, 290775), (75, 279144), (90, 232620), (100, 209358), (108, 193850), (120, 174465), (135, 155080), (150, 139572), (180, 116310), (200, 104679), (216, 96925), (225, 93048), (270, 77540), (300, 69786), (360, 58155), (450, 46524), (540, 38770), (600, 34893), (675, 31016), (900, 23262), (1080, 19385), (1350, 15508), (1800, 11631), (2700, 7754), (3877, 5400)]