13203080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 33324480

約数和(自身を除く): 20121400

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, 740, 811, 814, 1480, 1622, 1628, 2035, 3244, 3256, 4055, 4070, 6488, 8110, 8140, 8921, 16220, 16280, 17842, 30007, 32440, 35684, 44605, 60014, 71368, 89210, 120028, 150035, 178420, 240056, 300070, 330077, 356840, 600140, 660154, 1200280, 1320308, 1650385, 2640616, 3300770, 6601540, 13203080]

約数ペア:

[(1, 13203080), (2, 6601540), (4, 3300770), (5, 2640616), (8, 1650385), (10, 1320308), (11, 1200280), (20, 660154), (22, 600140), (37, 356840), (40, 330077), (44, 300070), (55, 240056), (74, 178420), (88, 150035), (110, 120028), (148, 89210), (185, 71368), (220, 60014), (296, 44605), (370, 35684), (407, 32440), (440, 30007), (740, 17842), (811, 16280), (814, 16220), (1480, 8921), (1622, 8140), (1628, 8110), (2035, 6488), (3244, 4070), (3256, 4055)]