26440680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31477}}^1$

素因数の和:31498

約数の個数: 64

約数和(自身を含む): 90656640

約数和(自身を除く): 64215960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 31477, 62954, 94431, 125908, 157385, 188862, 220339, 251816, 314770, 377724, 440678, 472155, 629540, 661017, 755448, 881356, 944310, 1101695, 1259080, 1322034, 1762712, 1888620, 2203390, 2644068, 3305085, 3777240, 4406780, 5288136, 6610170, 8813560, 13220340, 26440680]

約数ペア:

[(1, 26440680), (2, 13220340), (3, 8813560), (4, 6610170), (5, 5288136), (6, 4406780), (7, 3777240), (8, 3305085), (10, 2644068), (12, 2203390), (14, 1888620), (15, 1762712), (20, 1322034), (21, 1259080), (24, 1101695), (28, 944310), (30, 881356), (35, 755448), (40, 661017), (42, 629540), (56, 472155), (60, 440678), (70, 377724), (84, 314770), (105, 251816), (120, 220339), (140, 188862), (168, 157385), (210, 125908), (280, 94431), (420, 62954), (840, 31477)]