19692640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 51819264

約数和(自身を除く): 32126624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 67, 80, 88, 110, 134, 160, 167, 176, 220, 268, 334, 335, 352, 440, 536, 668, 670, 737, 835, 880, 1072, 1336, 1340, 1474, 1670, 1760, 1837, 2144, 2672, 2680, 2948, 3340, 3674, 3685, 5344, 5360, 5896, 6680, 7348, 7370, 9185, 10720, 11189, 11792, 13360, 14696, 14740, 18370, 22378, 23584, 26720, 29392, 29480, 36740, 44756, 55945, 58784, 58960, 73480, 89512, 111890, 117920, 123079, 146960, 179024, 223780, 246158, 293920, 358048, 447560, 492316, 615395, 895120, 984632, 1230790, 1790240, 1969264, 2461580, 3938528, 4923160, 9846320, 19692640]

約数ペア:

[(1, 19692640), (2, 9846320), (4, 4923160), (5, 3938528), (8, 2461580), (10, 1969264), (11, 1790240), (16, 1230790), (20, 984632), (22, 895120), (32, 615395), (40, 492316), (44, 447560), (55, 358048), (67, 293920), (80, 246158), (88, 223780), (110, 179024), (134, 146960), (160, 123079), (167, 117920), (176, 111890), (220, 89512), (268, 73480), (334, 58960), (335, 58784), (352, 55945), (440, 44756), (536, 36740), (668, 29480), (670, 29392), (737, 26720), (835, 23584), (880, 22378), (1072, 18370), (1336, 14740), (1340, 14696), (1474, 13360), (1670, 11792), (1760, 11189), (1837, 10720), (2144, 9185), (2672, 7370), (2680, 7348), (2948, 6680), (3340, 5896), (3674, 5360), (3685, 5344)]