20122300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1663}}^1$

素因数の和:1699

約数の個数: 54

約数和(自身を含む): 48024704

約数和(自身を除く): 27902404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1663, 2420, 3025, 3326, 6050, 6652, 8315, 12100, 16630, 18293, 33260, 36586, 41575, 73172, 83150, 91465, 166300, 182930, 201223, 365860, 402446, 457325, 804892, 914650, 1006115, 1829300, 2012230, 4024460, 5030575, 10061150, 20122300]

約数ペア:

[(1, 20122300), (2, 10061150), (4, 5030575), (5, 4024460), (10, 2012230), (11, 1829300), (20, 1006115), (22, 914650), (25, 804892), (44, 457325), (50, 402446), (55, 365860), (100, 201223), (110, 182930), (121, 166300), (220, 91465), (242, 83150), (275, 73172), (484, 41575), (550, 36586), (605, 33260), (1100, 18293), (1210, 16630), (1663, 12100), (2420, 8315), (3025, 6652), (3326, 6050)]