20647350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2699}}^1$

素因数の和:2734

約数の個数: 72

約数和(自身を含む): 58757400

約数和(自身を除く): 38110050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 306, 425, 450, 510, 765, 850, 1275, 1530, 2550, 2699, 3825, 5398, 7650, 8097, 13495, 16194, 24291, 26990, 40485, 45883, 48582, 67475, 80970, 91766, 121455, 134950, 137649, 202425, 229415, 242910, 275298, 404850, 412947, 458830, 607275, 688245, 825894, 1147075, 1214550, 1376490, 2064735, 2294150, 3441225, 4129470, 6882450, 10323675, 20647350]

約数ペア:

[(1, 20647350), (2, 10323675), (3, 6882450), (5, 4129470), (6, 3441225), (9, 2294150), (10, 2064735), (15, 1376490), (17, 1214550), (18, 1147075), (25, 825894), (30, 688245), (34, 607275), (45, 458830), (50, 412947), (51, 404850), (75, 275298), (85, 242910), (90, 229415), (102, 202425), (150, 137649), (153, 134950), (170, 121455), (225, 91766), (255, 80970), (306, 67475), (425, 48582), (450, 45883), (510, 40485), (765, 26990), (850, 24291), (1275, 16194), (1530, 13495), (2550, 8097), (2699, 7650), (3825, 5398)]