206836140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{492467}}^1$

素因数の和:492486

約数の個数: 48

約数和(自身を含む): 661876992

約数和(自身を除く): 455040852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 492467, 984934, 1477401, 1969868, 2462335, 2954802, 3447269, 4924670, 5909604, 6894538, 7387005, 9849340, 10341807, 13789076, 14774010, 17236345, 20683614, 29548020, 34472690, 41367228, 51709035, 68945380, 103418070, 206836140]

約数ペア:

[(1, 206836140), (2, 103418070), (3, 68945380), (4, 51709035), (5, 41367228), (6, 34472690), (7, 29548020), (10, 20683614), (12, 17236345), (14, 14774010), (15, 13789076), (20, 10341807), (21, 9849340), (28, 7387005), (30, 6894538), (35, 5909604), (42, 4924670), (60, 3447269), (70, 2954802), (84, 2462335), (105, 1969868), (140, 1477401), (210, 984934), (420, 492467)]