40656656

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7867}}^1$

素因数の和:7911

約数の個数: 40

約数和(自身を含む): 87806880

約数和(自身を除く): 47150224

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 7867, 15734, 31468, 62936, 125872, 133739, 149473, 267478, 298946, 534956, 597892, 1069912, 1195784, 2139824, 2391568, 2541041, 5082082, 10164164, 20328328, 40656656]

約数ペア:

[(1, 40656656), (2, 20328328), (4, 10164164), (8, 5082082), (16, 2541041), (17, 2391568), (19, 2139824), (34, 1195784), (38, 1069912), (68, 597892), (76, 534956), (136, 298946), (152, 267478), (272, 149473), (304, 133739), (323, 125872), (646, 62936), (1292, 31468), (2584, 15734), (5168, 7867)]