2912232560

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{512717}}^1$

素因数の和:512801

約数の個数: 40

約数和(自身を含む): 6866319456

約数和(自身を除く): 3954086896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 512717, 1025434, 2050868, 2563585, 4101736, 5127170, 8203472, 10254340, 20508680, 36402907, 41017360, 72805814, 145611628, 182014535, 291223256, 364029070, 582446512, 728058140, 1456116280, 2912232560]

約数ペア:

[(1, 2912232560), (2, 1456116280), (4, 728058140), (5, 582446512), (8, 364029070), (10, 291223256), (16, 182014535), (20, 145611628), (40, 72805814), (71, 41017360), (80, 36402907), (142, 20508680), (284, 10254340), (355, 8203472), (568, 5127170), (710, 4101736), (1136, 2563585), (1420, 2050868), (2840, 1025434), (5680, 512717)]