9877890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 26593920

約数和(自身を除く): 16716030

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 37, 55, 66, 74, 110, 111, 165, 185, 222, 330, 370, 407, 555, 809, 814, 1110, 1221, 1618, 2035, 2427, 2442, 4045, 4070, 4854, 6105, 8090, 8899, 12135, 12210, 17798, 24270, 26697, 29933, 44495, 53394, 59866, 88990, 89799, 133485, 149665, 179598, 266970, 299330, 329263, 448995, 658526, 897990, 987789, 1646315, 1975578, 3292630, 4938945, 9877890]

約数ペア:

[(1, 9877890), (2, 4938945), (3, 3292630), (5, 1975578), (6, 1646315), (10, 987789), (11, 897990), (15, 658526), (22, 448995), (30, 329263), (33, 299330), (37, 266970), (55, 179598), (66, 149665), (74, 133485), (110, 89799), (111, 88990), (165, 59866), (185, 53394), (222, 44495), (330, 29933), (370, 26697), (407, 24270), (555, 17798), (809, 12210), (814, 12135), (1110, 8899), (1221, 8090), (1618, 6105), (2035, 4854), (2427, 4070), (2442, 4045)]