12849280

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1217

約数の個数: 64

約数和(自身を含む): 32552280

約数和(自身を除く): 19703000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1181, 1360, 2176, 2362, 2720, 4724, 5440, 5905, 9448, 10880, 11810, 18896, 20077, 23620, 37792, 40154, 47240, 75584, 80308, 94480, 100385, 151168, 160616, 188960, 200770, 321232, 377920, 401540, 642464, 755840, 803080, 1284928, 1606160, 2569856, 3212320, 6424640, 12849280]

約数ペア:

[(1, 12849280), (2, 6424640), (4, 3212320), (5, 2569856), (8, 1606160), (10, 1284928), (16, 803080), (17, 755840), (20, 642464), (32, 401540), (34, 377920), (40, 321232), (64, 200770), (68, 188960), (80, 160616), (85, 151168), (128, 100385), (136, 94480), (160, 80308), (170, 75584), (272, 47240), (320, 40154), (340, 37792), (544, 23620), (640, 20077), (680, 18896), (1088, 11810), (1181, 10880), (1360, 9448), (2176, 5905), (2362, 5440), (2720, 4724)]