12419440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1283}}^1$

素因数の和:1318

約数の個数: 60

約数和(自身を含む): 31763592

約数和(自身を除く): 19344152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1283, 1936, 2420, 2566, 4840, 5132, 6415, 9680, 10264, 12830, 14113, 20528, 25660, 28226, 51320, 56452, 70565, 102640, 112904, 141130, 155243, 225808, 282260, 310486, 564520, 620972, 776215, 1129040, 1241944, 1552430, 2483888, 3104860, 6209720, 12419440]

約数ペア:

[(1, 12419440), (2, 6209720), (4, 3104860), (5, 2483888), (8, 1552430), (10, 1241944), (11, 1129040), (16, 776215), (20, 620972), (22, 564520), (40, 310486), (44, 282260), (55, 225808), (80, 155243), (88, 141130), (110, 112904), (121, 102640), (176, 70565), (220, 56452), (242, 51320), (440, 28226), (484, 25660), (605, 20528), (880, 14113), (968, 12830), (1210, 10264), (1283, 9680), (1936, 6415), (2420, 5132), (2566, 4840)]