11112560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8171}}^1$

素因数の和:8201

約数の個数: 40

約数和(自身を含む): 27359856

約数和(自身を除く): 16247296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8171, 16342, 32684, 40855, 65368, 81710, 130736, 138907, 163420, 277814, 326840, 555628, 653680, 694535, 1111256, 1389070, 2222512, 2778140, 5556280, 11112560]

約数ペア:

[(1, 11112560), (2, 5556280), (4, 2778140), (5, 2222512), (8, 1389070), (10, 1111256), (16, 694535), (17, 653680), (20, 555628), (34, 326840), (40, 277814), (68, 163420), (80, 138907), (85, 130736), (136, 81710), (170, 65368), (272, 40855), (340, 32684), (680, 16342), (1360, 8171)]