11987016880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8813983}}^1$

素因数の和:8814013

約数の個数: 40

約数和(自身を含む): 29509218432

約数和(自身を除く): 17522201552

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8813983, 17627966, 35255932, 44069915, 70511864, 88139830, 141023728, 149837711, 176279660, 299675422, 352559320, 599350844, 705118640, 749188555, 1198701688, 1498377110, 2397403376, 2996754220, 5993508440, 11987016880]

約数ペア:

[(1, 11987016880), (2, 5993508440), (4, 2996754220), (5, 2397403376), (8, 1498377110), (10, 1198701688), (16, 749188555), (17, 705118640), (20, 599350844), (34, 352559320), (40, 299675422), (68, 176279660), (80, 149837711), (85, 141023728), (136, 88139830), (170, 70511864), (272, 44069915), (340, 35255932), (680, 17627966), (1360, 8813983)]