20300220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4177}}^1$

素因数の和:4201

約数の個数: 72

約数和(自身を含む): 63873264

約数和(自身を除く): 43573044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4177, 4860, 8354, 12531, 16708, 20885, 25062, 37593, 41770, 50124, 62655, 75186, 83540, 112779, 125310, 150372, 187965, 225558, 250620, 338337, 375930, 451116, 563895, 676674, 751860, 1015011, 1127790, 1353348, 1691685, 2030022, 2255580, 3383370, 4060044, 5075055, 6766740, 10150110, 20300220]

約数ペア:

[(1, 20300220), (2, 10150110), (3, 6766740), (4, 5075055), (5, 4060044), (6, 3383370), (9, 2255580), (10, 2030022), (12, 1691685), (15, 1353348), (18, 1127790), (20, 1015011), (27, 751860), (30, 676674), (36, 563895), (45, 451116), (54, 375930), (60, 338337), (81, 250620), (90, 225558), (108, 187965), (135, 150372), (162, 125310), (180, 112779), (243, 83540), (270, 75186), (324, 62655), (405, 50124), (486, 41770), (540, 37593), (810, 25062), (972, 20885), (1215, 16708), (1620, 12531), (2430, 8354), (4177, 4860)]