7308420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17401}}^1$

素因数の和:17420

約数の個数: 48

約数和(自身を含む): 23388288

約数和(自身を除く): 16079868

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, 17401, 34802, 52203, 69604, 87005, 104406, 121807, 174010, 208812, 243614, 261015, 348020, 365421, 487228, 522030, 609035, 730842, 1044060, 1218070, 1461684, 1827105, 2436140, 3654210, 7308420]

約数ペア:

[(1, 7308420), (2, 3654210), (3, 2436140), (4, 1827105), (5, 1461684), (6, 1218070), (7, 1044060), (10, 730842), (12, 609035), (14, 522030), (15, 487228), (20, 365421), (21, 348020), (28, 261015), (30, 243614), (35, 208812), (42, 174010), (60, 121807), (70, 104406), (84, 87005), (105, 69604), (140, 52203), (210, 34802), (420, 17401)]