8905160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 22489920

約数和(自身を除く): 13584760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 547, 740, 814, 1094, 1480, 1628, 2035, 2188, 2735, 3256, 4070, 4376, 5470, 6017, 8140, 10940, 12034, 16280, 20239, 21880, 24068, 30085, 40478, 48136, 60170, 80956, 101195, 120340, 161912, 202390, 222629, 240680, 404780, 445258, 809560, 890516, 1113145, 1781032, 2226290, 4452580, 8905160]

約数ペア:

[(1, 8905160), (2, 4452580), (4, 2226290), (5, 1781032), (8, 1113145), (10, 890516), (11, 809560), (20, 445258), (22, 404780), (37, 240680), (40, 222629), (44, 202390), (55, 161912), (74, 120340), (88, 101195), (110, 80956), (148, 60170), (185, 48136), (220, 40478), (296, 30085), (370, 24068), (407, 21880), (440, 20239), (547, 16280), (740, 12034), (814, 10940), (1094, 8140), (1480, 6017), (1628, 5470), (2035, 4376), (2188, 4070), (2735, 3256)]