20954400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8731}}^1$

素因数の和:8754

約数の個数: 72

約数和(自身を含む): 68214384

約数和(自身を除く): 47259984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8731, 17462, 26193, 34924, 43655, 52386, 69848, 87310, 104772, 130965, 139696, 174620, 209544, 218275, 261930, 279392, 349240, 419088, 436550, 523860, 654825, 698480, 838176, 873100, 1047720, 1309650, 1396960, 1746200, 2095440, 2619300, 3492400, 4190880, 5238600, 6984800, 10477200, 20954400]

約数ペア:

[(1, 20954400), (2, 10477200), (3, 6984800), (4, 5238600), (5, 4190880), (6, 3492400), (8, 2619300), (10, 2095440), (12, 1746200), (15, 1396960), (16, 1309650), (20, 1047720), (24, 873100), (25, 838176), (30, 698480), (32, 654825), (40, 523860), (48, 436550), (50, 419088), (60, 349240), (75, 279392), (80, 261930), (96, 218275), (100, 209544), (120, 174620), (150, 139696), (160, 130965), (200, 104772), (240, 87310), (300, 69848), (400, 52386), (480, 43655), (600, 34924), (800, 26193), (1200, 17462), (2400, 8731)]